A towering spire in the fortress of Kalemegdan honors the victorious armies of Serbia during their struggles against the Ottoman Empire.

This surreal memorial/cemetery is a necropolis of crumbling stonework and puzzle-shaped headstones.

A little-known cafe in an old copper bridge tower with 360-degree views of the harbor.

An ultra-modern diversity park in Denmark has turned an entire city block electric pink.

A bronze tribute to the wildly popular video game from the '90s.

Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.