Popping Wheelies on Constitution Avenue

I was wandering around near the Mall on Sunday and came across the end of the St. Patrick's Day Parade. It was the tail end of it. I happened upon this on Constitution Avenue near the National Gallery. There was a group of motor cycle cops that had sidecars on their motor cycles. They were giving rides to people and popping wheelies. As you can see kids and adults and cops all had a great time.