Internet Map sites

[MTLongdraw]

A while back somebody posted the name of a website to use. If I recall it was something that started with an A and ended in gis. The map brought you to downtown D.C. in the beginning. Can you put the name up again. Great site I just can't remember what it was. Thanks.

[WapitiTalk1]

I think this is what you're after. I wasn't the one who posted it but I saved it.. Good site!

http://www.arcgis.com/explorer/

[MTLongdraw]

Thanks. That's it.