South metro residents looking for ways to burn calories and stay out of the summer heat are in luck. A soon-to-open cycling studio in Lone Tree is offering 10 days of free classes in the coming weeks as it primes for its official grand opening. A CycleBar franchise will open in the building located at 7824 Park Meadows Drive on July 11, according to a company news release. Between June 30 and July 9 the studio will host 50 free classes open to anyone who registers in advance on location’s personal website, lonetree.cyclebar.com. CycleBar is a national chain.