A 19th-century subterranean reservoir repurposed as a contemporary art cave.

Copenhagen's celebrated theme park and gardens.

The world's first combination ski slope and power plant.

Climb to the top of its spiral spire for spectacular views of Copenhagen.

Visitors are treated to a stained glass kaleidoscope interior inside this work of art.

Site of the first radio and telephone broadcasting companies in Copenhagen.

The art museum is decorated with creatively remodeled pre-Nazi swastikas.

This bridge's unique architecture honors nautical heritage and encourages self-awareness.

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

Beneath Denmark's Højbro bridge, a bronze merman and his seven sons forever mourn for the mother and wife who left them for land.

The house where a Danish physicist discovered the connection between electricity and magnetism.

The only surviving piece of Copenhagen's 16th-century defensive wall.

This pair of gilded girls atop an Art Deco building in Copenhagen were built to function as a weather indicator.

This unique architectural wonder is home to luxury apartments.

Denmark’s never-ending bridge.

The final home of the legendary Danish sailor said to have lived to be 146 years old.

This colorful artistic feature atop a Danish art gallery allows visitors to stroll through a rainbow.

A public display of random paleontology.

A symbol for the opposition to nuclear power around the world.

Electrical pylon in the shape of Disney's beloved mouse.

The Frank Zappa fan club erected this monument to their prog-rock hero to mark a new era of post-Soviet Lithuania.

An abandoned masterpiece of Soviet Brutalist architecture.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

Rub it for a bit of good luck.