© Istockphoto|Chiesa Santa Maria dell'Idris, Matera 

© Istockphoto|Tempietto del Valadier, Genga, Marche 

© Istockphoto| Villa Malaparte, Capri 

© Istockphoto| Arguedas, Navarra, Spagna

© Istockphoto| Setenil de Las Bodegas, Cadice, Spagna

© Istockphoto| Göreme, Cappadocia, Turchia  

© Istockphoto| Cliff Palace, Mesa Verde, USA

© Istockphoto| Petra, Giordania

© Istockphoto| Wadi Dhar Palace, Sana'a, Yemen

© Istockphoto| Monastero di San Giorgio in Koziba, Wadi Qelt, Cisgiordania

© Istockphoto| Vardzia, Georgia 

© Istockphoto| Kandovan, Iran