Tourists climbing Nohoch Mul (big mound), Coba, Quintana Roo, Mexico, North America

ancient civilization archeology architecture ascending background people big mound building climbing coba color image day descending grand historical landmark history low angle view mexico nohoch mul north america outdoors people photography quintana roo ruins sightseeing staircase steep sunny tourism tourist tourist attraction tourists travel travel destinations vertical americas ancient ancient civilisation ascend central america civilisation civilization climb color colour daytime descend historical landmark mexican outside rising scaling stair structure sunshine