DE-1756115 received from Yvonne
TR-117209 received from Nuri
Hagia Sophia Museum was built at AC 537 as an Orthadox Church. When Ottoman Empire conquered the city, Sophia changed into a mosque until 1931. And it's a museum since 1935.
PL-429088 received from Dominika
Motlawa river
CZ-178643
Karluv Most
DE-1226760 received from Björn