Find sunset, sunrise, elevations and sea levels: http://www.earthtools.org/
Learn about Latitude, Longitude, Minutes and Seconds: http://www.worldatlas.com/aatlas/imageg.htm
About.com - Longitude and latitude: http://geography.about.com/cs/latitudelongitude/a/latlong.htm
Maps of the World, with longitude and latitude marked, scroll down to learn about time and climates: http://www.mapsofworld.com/world-maps/world-map-with-latitude-and-longitude.html
Map with latitude and longitude: http://www.mapsofworld.com/world-maps/world-map-with-latitude-and-longitude.html
Outline map of the world with latitude and longitude: http://www.nationalgeographic.com/resources/ngo/education/xpeditions/atlas/
Learn about longitude and latitude: http://www.nationalatlas.gov/articles/mapping/a_latlong.html
Maps: http://www.worldatlas.com/aatlas/world.htm
World Features Map - How Things Work: http://maps.howstuffworks.com/world-energy-minerals-map.htm
Maps - Earth Science and Maps Library (Berkley): http://www.lib.berkeley.edu/EART/MapCollections.html or http://www.lib.berkeley.edu/EART/surveys.html
National Geographic Maps and Map of the Day: http://ngm.nationalgeographic.com/maps
Maps and Directions: http://maps.live.com/
Maps and Directions: http://www.mapquest.com/
Maps and Directions: http://www.mapsonus.com/
Maps and Directions: http://maps.yahoo.com/py/maps.py
Earth Cam: http://www.earthcam.com/
See a famous cartographer (map designer): http://mappingcenter.esri.com/index.cfm?fa=ask.gateway
Search City Populations: http://www.citypopulation.de/
Learn about a City: http://www.citysearch.com/
US City Travel Guides: http://www.onlinecityguide.com/main.php
Collection of Rare Maps: http://www.libs.uga.edu/darchive/hargrett/maps/maps.html
Mapping History: http://mappinghistory.uoregon.edu/
World Climate: http://www.worldclimate.com/