At the time, it was designed to revitalize downtown Des Moines shopping and take advantage of the new skywalk system. But over the years, business slowed and the mall closed. More recently ...

One of the more controversial additions to the Grand Canyon's surroundings, the Grand Canyon Skywalk is a large, semicircular bridge with a transparent glass floor, allowing tourists to walk out ...

Xujiahui, a key commercial hub in Shanghai with centuries of history, is undergoing a major urban renewal to revitalize its ...