1116-52009 - Close-up view of the iconic Colosseum against a blue sky, showing a marble plaque above the East Entrance dedicated to Christian martyrs; Rome, Lazio, Italy
832-44277 - Plaque for Blauer Turm, The Blue Tower, western keep of the former Staufen Imperial Palace, historic town centre of Bad Wimpfen, Neckartal, Baden-Wuerttemberg, Germany, Europe, PublicGround
807-936 - Monument of the 1969 Woodstock Music Festival at original site, Bethel Woods Center for the Arts, Bethel, New York State, United States of America, North America