In Boulder, Colorado, Women friends sit together and enjoy the evening on the Pearl Street Mall stock photo
In Boulder, Colorado, A clothing store with typical architecture on the Pearl Street Mall stock photo
In Denver, Colorado, man riding a bicycle crosses the pedestrian bridge over Colfax Avenue stock photo
In Denver, CO, beautiful old home with traditional architecture in the Capitol Hill neighborhood stock photo
Athena's Olive Tree of peace at the Erechtheion Temple at the Acropolis in Athens, Greece stock photo