Power at Sea fountain (Die Macht zur See) with marble figures encircling a ship, created by Rudolf Weyr in 1897, Hofburg, Vienna, Austria, Europe

City walls encircling the Ani Archaeological site, Kars, Turkey, Asia Minor, Asia

Part of the encircling 8 km long encircling wall, Alanya, Anatolia, Turkey, Asia Minor, Eurasia

Part of the 8km long encircling wall, Alanya, Anatolia, Turkey, Asia Minor, Eurasia

Part of the encircling wall, 8km long, Alanya, Anatolia, Turkey, Asia Minor, Asia

The Milky Way over the mountains encircling the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

Stars over the mountain peaks encircling the Cirque de Cilaos caldera on the French island of Reunion in the Indian Ocean, Africa

The Milky Way over the mountains encircling the Cirque de Mafate caldera on the French island of Reunion in the Indian Ocean, Africa

Tourists in San Gimignano, a small walled medieval hill town in the province of Siena, Tuscany, north-central Italy. Known as the Town of Fine Towers, San Gimignano is famous for its medieval architecture, unique in the preservation of about a dozen of its tower houses, which, with its hilltop setting and encircling walls

Colorado, Near Steamboat Springs, Buffalo Pass, Yellow aspen tree canopy.

School of fish encircling woman floating in tropical ocean water.

Colorado, Near Steamboat Springs, Buffalo Pass, Yellow aspen tree canopy.

Colorado, Near Steamboat Springs, Buffalo Pass, Yellow aspen tree canopy.

School of fish encircling woman floating in tropical ocean water.

SYRIA South Damascus View over Tajrida Al Maghribiya Square with traffic encircling a central fountain. Modern facade of the Central Bank top right.