Tonight's First Four games in Dayton, Ohio, will tip off the 2011 NCAA men's basketball tournament. Until then, Google has a remedy for March Madness, offering 3-D virtual tours of the tourney's 14 host arenas
. You can get a sneak peek, inside and out, at the places in which all the hoop heartbreak and joy will go down. In addition to the 3-D tours, Google has created a map that pinpoints the locations, times and match-ups
for every tournament game.