CLEVELAND, Ohio — The Greater Cleveland Regional Transit Authority will offer free rides on June 22 to coincide with Xtinguish Torch Fest, Blazing Paddles race and a host of other events planned for the 50th anniversary of the 1969 Cuyahoga River fire. The RTA Board on Tuesday accepted a $75,000 grant from the Cleveland Museum of Natural History to sponsor the free-fare Saturday. A highlight of Cuyahoga50 is the five-day event scheduled from June 19 to 23. Dozens of community groups and other partners will host a series of clean water events during at various locations along the river. There’s also lots more: lighted boat parade, a Western Reserve Rowing Association regatta, Great Lakes Burning River Fest at the historic Coast Guard Station, doubleheader international men’s soccer tournament and an Indians game against the Detroit Tigers. Check out all the fun planned on RocktheLake.com/events.