fixed link
The MapQuest link I gave goes to a page with source text for HTML links; the link you'd get is: <a href="Map of US Naval Observatory:202-762-1467 3450 Massachusetts Ave NW Washington, DC 20392, US
Space/Science » in reply to Guess it depends on who you know
The MapQuest link I gave goes to a page with source text for HTML links; the link you'd get is: <a href="Map of US Naval Observatory:202-762-1467 3450 Massachusetts Ave NW Washington, DC 20392, US