Uzbekistan, Bukhara, Entrance, outer walls and viewing gallery of the Ark Fortress, Registan Square.

Uzbekistan, Bukhara, Entrance of the Ark Fortress, Registan Square.

Uzbekistan, Bukhara, The arch in the Coronation Hall, in the Ark Fortress, Registan Square.

Uzbekistan, Khiva, An archway in the Mosque in Kunya Ark, also known as Kohna Ark, Ichan Kala.

Uzbekistam, Khorezm, An Ellik Kala gateway, Ellik Kala.

Myanmar, Shan State, Nyaung Shwe, Wall at Shwe Yan Pyay Monastery, also known as Shwe Yaunghwe Monastery.

Myanmar, Mandalay, U Min Thonze Pagoda, Sagaing.

Myanmar, Mandalay, U Min Thonze Pagoda, Sagaing.

Poland, Krakow, Rynek Glowny or Main Market Square, Wieza Ratuszowa or Town Hall Tower.

Poland, Krakow, Rynek Glowny or Main Market Square, Wieza Ratuszowa or Town Hall Tower, detail of the upper section.

Poland, Krakow, Rynek Glowny or Main Market Square, Wieza Ratuszowa or Town Hall Tower framed with an arch of the Sukiennice or The Cloth Hall.

Poland, Krakow, Rynek Glowny or Main Market Square, St Mary's Church also known as St Marys Basilica, view through an arch of the Cloth Hall.