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10501. World Ports, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts ports worldwide used for loading and unloading vessels and usually located in harbors, including land office, crane, d... North American Cartographic Information Society.

10502. World Railroads, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile represents railroads worldwide. There are no attributes and precision XY accuracy is to 20m not 10m. These data are represe... North American Cartographic Information Society.

10503. World Reefs, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts coral reefs and atolls worldwide. Major coral reef data derived from the World Data Bank 2. These data are represen... North American Cartographic Information Society.

10504. World River and Lake Centerlines, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts single-line drainages and lake centerlines worldwide ranked by relative importance. Includes name and line width at... North American Cartographic Information Society.

10505. World River and Lake Centerlines, 1:110 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts single-line drainages and lake centerlines worldwide ranked by relative importance. Includes name and line width at... North American Cartographic Information Society.

10506. World River and Lake Centerlines, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts single-line drainages and lake centerlines worldwide ranked by relative importance. Includes name and line width at... North American Cartographic Information Society.

10507. World River and Lake Centerlines with Scale Ranking, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts single-line drainages and lake centerlines with scale rankings worldwide ranked by relative importance. Includes na... North American Cartographic Information Society.

10508. World River and Lake Centerlines with Scale Ranking, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile depicts single-line drainages and lake centerlines worldwide with scale rankings. Ranked by relative importance. Includes n... North American Cartographic Information Society.

10509. World Roads, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polyline shapefile represents roads worldwide. The data was derived from a database at 1:1,000,000 scale (but holds up to 1:250,000 scale), co... North American Cartographic Information Society.

10510. World Shoreline Boundary between Island Ponds and Islands, 2014 (Full-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between island ponds and islands at low resolution. GSHHG data are made available at 5 resolutions, ... United States. National Geospatial-Intelligence Agency.

10511. World Shoreline Boundary between Island Ponds and Islands, 2014 (High-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between island ponds and islands at high resolution. High represents an 80 percent reduction in size... United States. National Geospatial-Intelligence Agency.

10512. World Shoreline Boundary between Island Ponds and Islands, 2014 (Intermediate-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between island ponds and islands at intermediate resolution. Intermediate represents an 80 percent r... United States. National Geospatial-Intelligence Agency.

10513. World Shoreline Boundary between Island Ponds and Islands, 2014 (Low-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between island ponds and islands at low resolution. Low represents an 80 percent reduction in size a... United States. National Geospatial-Intelligence Agency.

10514. World Shoreline Boundary between Lake and Land, 2014 (Crude-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at crude resolution. Crude represents an 80 percent reduction in size and qua... United States. National Geospatial-Intelligence Agency.

10515. World Shoreline Boundary between Lake and Land, 2014 (Full-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at full (original) resolution. GSHHG data are made available at 5 resolutions... United States. National Geospatial-Intelligence Agency.

10516. World Shoreline Boundary between Lake and Land, 2014 (High-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at high resolution. High represents an 80 percent reduction in size and quali... United States. National Geospatial-Intelligence Agency.

10517. World Shoreline Boundary between Lake and Land, 2014 (Intermediate-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at intermediate resolution. Intermediate represents an 80 percent reduction i... United States. National Geospatial-Intelligence Agency.

10518. World Shoreline Boundary between Lake and Land, 2014 (Low-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lakes and land at low resolution. Low represents an 80 percent reduction in size and quality... United States. National Geospatial-Intelligence Agency.

10519. World Shoreline Boundary between Lake Islands and Lakes, 2014 (Crude-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lake islands and lakes at crude resolution. Lake islands, or inland islands, are landmasses ... United States. National Geospatial-Intelligence Agency.

10520. World Shoreline Boundary between Lake Islands and Lakes, 2014 (Full-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lake islands and lakes at full resolution. Lake islands, or inland islands, are landmasses i... United States. National Geospatial-Intelligence Agency.

10521. World Shoreline Boundary between Lake Islands and Lakes, 2014 (High-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lake islands and lakes at high resolution. Lake islands, or inland islands, are landmasses i... United States. National Geospatial-Intelligence Agency.

10522. World Shoreline Boundary between Lake Islands and Lakes, 2014 (Intermediate-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lake islands and lakes at intermediate resolution. Lake islands, or inland islands, are land... United States. National Geospatial-Intelligence Agency.

10523. World Shoreline Boundary between Lake Islands and Lakes, 2014 (Low-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between lake islands and lakes at low resolution. Lake islands, or inland islands, are landmasses in... United States. National Geospatial-Intelligence Agency.

10524. World Shoreline Boundary between Land and Ocean, 2014 (Crude-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at crude resolution. Crude represents an 80 percent re... United States. National Geospatial-Intelligence Agency.

10525. World Shoreline Boundary between Land and Ocean, 2014 (Full-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at full (original) resolution. GSHHG data are made ava... United States. National Geospatial-Intelligence Agency.

10526. World Shoreline Boundary between Land and Ocean, 2014 (High-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at high resolution. High-resolution represents an 80 p... United States. National Geospatial-Intelligence Agency.

10527. World Shoreline Boundary between Land and Ocean, 2014 (Intermediate-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at intermediate resolution. Intermediate represents an... United States. National Geospatial-Intelligence Agency.

10528. World Shoreline Boundary between Land and Ocean, 2014 (Low-resolution)

2014. Wessel, Paul and Smith, Walter H. F. This polygon shapefile represents the boundary between land and ocean, excluding Antarctica, at low resolution. Low represents an 80 percent reduct... United States. National Geospatial-Intelligence Agency.

10529. World Sovereign States, 1:110 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile depicts 197 sovereign states worldwide, for which the smallest subdivisions are countries. Sovereign states, map units, map ... North American Cartographic Information Society.

10530. World Sovereign States, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile depicts 197 sovereign states. These rarely correspond to actual administrative divisions but rather highlight geographical r... North American Cartographic Information Society.

10531. World Soverign States, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile depicts 197 sovereign states. These rarely correspond to actual administrative divisions but rather highlight geographical r... North American Cartographic Information Society.

10532. World Tiny Countries, 1:110 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts tiny country points that can be used with country layers to communicate data that would otherwise be lost due to some ... North American Cartographic Information Society.

10533. World Tiny Countries, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts tiny country points that can be used with country layers to communicate data that would otherwise be lost due to some ... North American Cartographic Information Society.

10534. World Tiny Countries with Scale Ranking, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This point shapefile depicts tiny country points that can be used with country layers to communicate data that would otherwise be lost due to some ... North American Cartographic Information Society.

10535. World Urban Areas, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile contains the boundaries of urban areas with dense areas of human habitation worldwide derived from 2002-2003 MODIS satellite... North American Cartographic Information Society.

10536. World Urban Areas, 1:50 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile contains the boundaries of urban areas with dense areas of human habitation worldwide derived from 2002-2003 MODIS satellite... North American Cartographic Information Society.

10537. World Urban Areas, LandScan, 1:10 million (2012)

2012. Patterson, Tom and Kelso, Nathaniel Vaughn. This polygon shapefile depicts boundaries of urban areas with dense areas of human habitation worldwide. Regional significance is favored over popu... North American Cartographic Information Society.

10538. Young of the Year Distribution: Canary Rockfish, California, 2001

2001. California. Department of Fish and Game. Marine Resources Region. This polyline shapefile depicts distribution for Young of the Year (YOY) Canary Rockfish (Sebastes pinniger), those fish born within the past year ... California. Department of Fish and Game. Marine Resources Region.

10539. Youth Centers, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This layer contains point features of Youth Centers in Cambridge. Cambridge (Mass.). Geographic Information Systems.

10540. Yōzu (Kūchū shashin sokuryō) Kita Shina jūmanbun no ichi zu, Maps Index

1940. Stanford Geospatial Center. This polygon shapefile is an index to 1:100,000 scale topographic maps of Northern China, titled 'Yōzu (Kūchū shashin sokuryō) Kita Shina jūmanbun ... Stanford Digital Repository.

10541. Zambian 2006 to 2010 Constituency and Ward Boundaries

2006. Eubank, Nicholas. This polygon shapefile represents best estimates of ward and constituency boundaries in Zambia based on available sources. The primary source for t... Eubank, Nicholas.

10542. Zayante Soils: Santa Cruz County, California, 2015

2015. Garcia, Paul and Price, Matt. This polygon shapefile depicts Zayante Soil Areas in the County of Santa Cruz, California. This layer was used to identify potential Sandhills Habi... County of Santa Cruz Information Services Department.

10543. Zebra Distribution: Kenya, 1994-1996

1994. International Livestock Research Institute. This polygon shapefile portrays the spatial distribution of zebra numbers observed in Kenya from 1994 to 1996. Wildlife counts came from a rangelan... International Livestock Research Institute.

10544. Zhejiang Sheng, China : Roads

1979. East View Cartographic, Inc. Vector dataset showing roads over an area of the Zhejiang Sheng region, China, 1979. Dataset was derived from 6 sheet maps from a series of Soviet... Harvard Map Collection, Harvard College Library.

10545. Zhejiang Sheng, China : Towns

1979. East View Cartographic, Inc. Vector dataset showing populated places (with names in Russian) over an area of the Zhejiang Sheng region, China, 1979. Dataset was derived from 6... Harvard Map Collection, Harvard College Library.

10546. Zip Code Areas: San Mateo County, California, 2015

2015. County of San Mateo Information Services Department. This polygon shapefile depicts zip codes that correspond to different cities, as well as the San Francisco International Airport, within the County... County of San Mateo Information Services Department.

10547. Zip Codes, Cambridge, Massachusetts, 2014

2014. Cambridge (Mass.). Geographic Information Systems. This Polygon layer contains the boundaries of the five United States Postal Service (USPS) ZIP code areas in the city of Cambridge. Cambridge (Mass.). Geographic Information Systems.

10548. Zip Codes, Nevada County, California, 2013

2013. Nevada County (Calif.). This zip code layer was constructed by Nevada County GIS from voter registration rolls and Assessor Mailing Addresses. It is the best available dat...

10549. Zip Codes, Sacramento County, California, 2010

2010. Sacramento County GIS. Zip Code zones in Sacramento County. Sacramento Area Council of Governments.

10550. Zip Codes: Sacramento County, California, 2015

2015. Sacramento County GIS. This polygon shapefile depicts boundaries of all 5 digit Zip Code Areas in the County of Sacramento, California. This layer is part of a collection... Sacramento County GIS.