These pools have been abandoned for over 20 years.

This Roman monument is surrounded by more recent construction, offering a stark contrast between ancient architecture and the modern urban landscape.

This historic floating crane became an unlikely symbol of the port of Trieste.

This stunning natural double arch, the largest in the Alps, went undiscovered until 2005.

Pop culture has helped to keep this iconic British building from being destroyed.

The remains of Crystal Palace Great Exhibition of 1851.

A kaleidoscopic warehouse-maze of handmade neon signs.

The enigmatic sculpture hides above an escalator in a Milan metro station.

Remnants of cone-shaped fascist bomb shelters in Milan.