Spring sunset aerial view of the Old Town pier architecture and Charles Bridge over Vltava River, Prague, UNESCO, Czech Republic (Czechia)

Scenic view of famous Hallstatt mountain village in the Austrian Alps in summer, UNESCO, Salzkammergut region, Hallstatt, Austria

Ancient city of Ephesus at night, one of the best-excavated cities of the ancient world, UNESCO, Izmir Province, Turkey

Northern lights (Aurora borealis) illuminate the night sky along the horizon behind mountains near Anchorage, Alaska, United States Of America.

Caligraphy Roundels Naming Hasan, grandson of Mohammed on left and Caliph Alion on right, with tourists viewing from the Gallery, Interior, Hagia Sophia Grand Mosque, 537 AD, UNESCO World Heritage Site, Sultanahmet, Istanbul, Turkey, Europe

Plonlein (Little Square) and two towers of the old city wall, in the medieval town at sunrise, Rothenburg ob der Tauber, Bavaria, Germany

The Ottoman Mosque of Kutchuk Hasan on the harbour in the old town section of Hania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, elevated view, City of Chania, Crete, Greek Islands, Greece, Europe

A view of tavernas around the harbour and the Kutchuk Hasan Mosque in the old town section of Hania (Chania) (Xania), Crete, Greece, Europe

A view of tavernas around the harbour and the Kutchuk Hasan Mosque in the old town section of Hania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, elevated view, City of Chania, Crete, Greek Islands, Greece, Europe

Kucuk Hasan Mosque, City of Chania, Crete, Greek Islands, Greece, Europe

A view of tavernas around the harbour and the Kutchuk Hasan Mosque in the old town section of Hania, Crete, Greek Islands, Greece, Europe

The Ottoman Mosque of Kutchuk Hasan on the harbour in the old town section of Hania, Crete, Greek Islands, Greece, Europe

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Woman looking at tourist boats at Saranda Beach on the Albanian Riviera in Sarande on Bulevardi Hasan Tahsini, Albania, Europe

Traditional Arabian sittingroom, historic adobe fortification Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Exhibit, portrait of Sultan Hasan al-Sultani and Shaykh Ali Mizra, Museum of Islamic Art, Corniche, Doha, Qatar, Persian Gulf, Middle East, Asia

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East

Historic adobe fortification, Jaalan Bani Bu Hasan Fort or Castle, Sharqiya Region, Sultanate of Oman, Arabia, Middle East