It won't happen again until December 2117. On June 5th, 2012, Venus will transit the face of the sun in an event of both historical and observational importance. The best places to watch are in the south Pacific, but travel is not required. The event will also be visible around sunset from the USA.
Questions about ScienceCasts: The 2012 Transit of Venus
Want more info about ScienceCasts: The 2012 Transit of Venus?
Get free advice from education experts and Noodle community members.