The natural arch bridges in Wulong Karst National Park, China
Archways of Biertan fortified church in Transylvania, Romania
The fabulous vaulting of the Divinity School, part of the Bodleian Library in Oxford, England
Steep steps towards the next guard hut, The Great Wall of China
Wisteria Tunnel at the Kawachi Fuji Gardens in Kitakyushu, Japan
by chestlim on Flickr.The Sunway Lagoon Water Theme Park – Kuala Lumpur, Malaysia.