Yemenis search for survivors under the rubble of houses in the UNESCO-listed heritage site in the old city of Yemeni capital Sanaa, on Friday following an overnight Saudi-led air strike
Nepalese soldiers stand next to wrecked buildings at Durbar square, a UNESCO world heritage site that was badly damaged by the earthquake, in the historical centre of Kathmandu, Nepal
Llamas are seen in front of the Inca citadel of Machu Picchu in Cusco. Machu Picchu, a UNESCO World Heritage Site, is Peru’s top tourist attraction
Tourists visit the Bell caves located at the Beit Guvrin-Maresha National Park in central Israel on Tuesday. The UNESCO World Heritage Committee declared the caves of Beit Guvrin-Maresha to be a World Heritage Site
A Nepalese resident feeds pigeons in Durbar Square in Kathmandu on Thursday. Home to the palaces of Malla and Shah kings who ruled over the city, Durbar Square is a Unesco world heritage site
The sun sets over Mont Saint-Michel, a Unesco world heritage site in western France
A worker sweeps in front of the Taj Mahal in Agra, India.