A man mountain biking on the slickrock trail, Moab, Utah.

50 54 years adult adults only adventure bicycle blue sky caucasian ethnicity challenge clear sky color image control cycling cycling helmet day exercising exhilaration expertise extreme sports full length healthy lifestyle holding horizontal lifestyles mature adult men mid air moab motion mountain bike mountain biking nature non urban scene one man only one mature man only one person only men on the move outdoors people riding rock scenics skill sky slickrock trail sport sportswear tranquility tree utah vitality