Buddha figures inside Dambulla cave Buddhist temple complex, UNESCO World Heritage Site, Sri Lanka, Asia

Aerial drone panoramic view of the Alcobaca Monastery (Alcobasa Monastery), UNESCO World Heritage Site, a Catholic monastic complex, Alcobaca, central Portugal, Eurpe

Ancient frescoes inside the church of Madonna delle virtù, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Ancient frescoes inside the church of Madonna delle virtù, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Ancient frescoes inside the church of Madonna delle virtù, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Interrior of the church of San Nicola del Greci, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Interrior of the church of San Nicola del Greci, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Ancient frescoes inside the church of Madonna delle virtù, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Interrior of the church of San Nicola del Greci, This monastic complex is one of the most important monuments in Matera and is composed of dozens of caves spread over two floors, Matera, Basilicata, Italy, Europe

Entrance to the Alcobaca Monastery, Alcobaca, Portugal