The Newberry Library
Newberry: Historical Geography of Transportation: Map 10: United States, 1835
Lessons K-12 examining the role of transportation systems in the development and settlement of the lands between the Appalachian Mountains and the Mississippi River.
New York Times
New York Times: Crossword Puzzle: Transportation
The New York Times Learning Network has developed interactive & printable crossword puzzles. The theme of this one is Transportation.
US Department of Agriculture
China's Food and Agriculture: Issues for the 21st Cent.
A series of reports published but the United States Department of Agriculture in April of 2002 (in PDF format) from the USDA that covers "China's food consumption, marketing, international trade, agricultural policy, transportation...
TeachEngineering
Teach Engineering: Engineering for the Earth
Young students are introduced to the complex systems of the Earth through numerous lessons on its natural resources, processes, weather, climate and landforms. Key earth science topics include rocks, soils and minerals, water and natural...
Library of Congress
Loc: Map Collections 1500 2002
This collection provides maps dating back to 1500 up to the present. The collection includes: cities, towns, discovery and exploration, conservation and environment, military battles, cultural landscapes, transportation, communication,...