Xi'an, capital of Northwest China's Shaanxi province, has bridged East and West for centuries as both the ancient starting point of the Silk Road and a modern hub for the China-Europe Railway Express.

The city, known as Chang'an in ancient times, continues its role as a gateway to the world and will hold the 10th Silk Road International Exposition from May 21 to 25.

Click the video to explore Xi'an's journey from a historic Silk Road city to a modern international hub.