1 Mapserver
This site can be searched by United States city or place name, zip code, and latitude/longitude. In addition to a topographic map, nautical chart, and aeronautical chart, you get a satellite photo that can be zoomed in to include only a few city blocks. The indication of latitude and longitude changes as you move the cursor over the photo, maps, and charts, all of which can be printed or e-mailed. http://mapserver.maptech.com/homepage/ 

2 Maporama
Accessible in twenty-six different languages, Maporama provides street-level directional maps for fifteen European nations, all of the USA, and most of Canada. Personal and business directories for a limited number of European countries are also available. Maps are available in normal, high definition, and interactive formats that include weather, local time, and longitude and latitude of locations. http://www.maporama.com/share/

2.5 http://www.maps.google.com/
One of the "graduates" of Google Labs.  Great for heavily populated locations, especially U.S. and Western Europe.  It features the following:

3 Time and Date.com
How many seconds, minutes, hours, days, have you been alive? Can also check the time to any date in the past or future.

4 Weather Underground
Provides information on ski conditions in the United States and Canada. For each ski area, find information on last snowfall, base snow, surface conditions, trails, acres, and open lifts, hours of operation, and road condition. And much, much more http://www.wunderground.com/