Latitude and Longitude Pretest	Tutorial: Latitude and Longitude  - may be all you need!
How far is it?  - One of my favorites!	Home @ nationalgeographic.com  - Remarkable site.  Plan to spend some serious time here.  Don't miss  Xpeditions @ nationalgeographic.com and Map Machine @ nationalgeographic.com .
Latitude and Longitude Quiz	Another Quiz
Comparing Maps and Globes	Latitude and Longitude - Encarta Online
GeoSystems: Latitude and Longitude	Greenwich Mean Time
USGS: Finding Your Way with Map and Compass  - general info	Geo-Globe: Interactive Geography!
3G on W3: The Great Globe Gallery on the World Wide Web - Great Pictures	Earth
Latitude and Longitude - Geography - 03/11/97  - Right on - but not "pretty"!	Trimble - All About GPS  - More than I wanted to know!