Come out and join us at the, 13th Annual Monroe Street Fair Hash Bash Festival, an annual celebration of marijuana freedoms and recreational use. April 5th,2014. It always starts at high noon, it is always on the Diag at the University of Michigan's main campus in Ann Arbor, and there are always a few dozen arrests of marijuana users during the festivities. Although traditionally referred to as the Hour of Power, TOTALLY FREE, Live music and vending, MUSIC STARTS AT NOON (12pm). 800 Block of Monroe Street (2 blocks South of the UofM diag) Ann Arbor, MI