Interior of Museum of Islamic Art, Doha, Qatar, Middle East

View from the Torre dei Lamberti down onto the city and the cathedral, Verona, Venice, Italy, Europe

Machu Picchu, Cuzco, Peru, South America

View from Mt. Hoher Kasten over the Stauberenfirst, down to Lake Saemtisersee, on the right Mt. Alp Sigel with the autumnal Sigelwald forest, Mt. Saentis on the horizon, Canton Appenzell Inner-Rhodes, Switzerland, Europe

Aerial view, Schacht Westfalen mine in Heessen, demolition, Ahlen, Ruhrgebiet region, North Rhine-Westphalia, Germany, Europe

Historic Crusader castle at Sidon, Saida, Lebanon, Middle East, West Asia

The archaeological site of Kourion, ancient theater 2th. century AD, UNESCO World Heritage Site, Paphos, Cyprus, Greece, Europe

Aerial photo, outdoor pool, Suedpol outdoors swimming pool, Herne, Ruhr area, North Rhine-Westphalia, Germany, Europe

View from Mt. Kamor down to Alp Soll, in the back Lake Saemtisersee between the Appenzell Alps, Canton Appenzell Inner Rhodes, Switzerland, Europe

View of the peninsula with the remains of Tintagel Castle, Cornwall, England, UK, Europe

View from the Torre dei Lamberti down onto the Piazza dei Signori Square, Verona, Venice, Italy, Europe

Historic Crusader castle at Sidon, Saida, Lebanon, Middle East, West Asia

Tourists looking down on the Geiranger fjord, Norway, Europe

Galliard Castle, Chateau-Gaillard, Les Andelys, Seine valley, Normandy, France, Europe

Alpstein hiking region, view down to Meglisalp Mountain Inn, Alpstein, Appenzell Innerrhoden, Switzerland, Europe

Mosaics, murals and frescoes in Terrace House 2 in Curetes Street, terraced houses, excavations, ruins of Ephesus, Efes, UNESCO World Heritage Site, Selcuk, Lycia, Southwest Turkey, West Coast, Western Turkey, Asia Minor

Ancient church with a mosaic floor, Hersonissos, Limin Chersonisou, Crete, Greece, Europe

Ancient church with a mosaic floor, Hersonissos, Limin Chersonisou, Crete, Greece, Europe

Library of the Ta Keo temple, Angkor, UNESCO World Heritage Site, Siem Reap, Cambodia, Southeast Asia, Asia

Teatro Romano, an ancient Roman theater, built in the reign of Emperor Augustus in Volterra, Tuscany, Italy, Europe

Antique Roman theater at the archeological site of Byblos, Unesco World Heritage Site, Jbail, Lebanon, Middle East, West Asia

Great Theater, Ephesus, Selcuk, Lycia, Turkey, Asia

Teatro Romano, an ancient Roman theater, built in the reign of Emperor Augustus in Volterra, Tuscany, Italy, Europe

Aerial view, ruins of Arnsberg Castle, Arnsberg, North Rhine-Westphalia, Germany, Europe