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

This Danish rock field is actually a sprawling ancient cemetery holding the bodies of 700 Vikings.

Old Danish castle immortalized in Shakespeare's Hamlet.

A natural wonder in south Denmark.

Opulence and fantasy collide in this royal chair which is supposedly made with unicorn horns.

This secret collection of the strange and occult was rediscovered in a forgotten room of an old house.

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

Hans Christian Andersen for the postmodern world.

Vortex-shaped aquarium hosts Europe's largest school of piranhas and other ocean creatures.

This sublime architectural marvel is a rare example of an expressionist church.

Six beautiful wooden giants are hidden around Copenhagen.

Pre-Nazi swastikas adorn the sculpted pachyderms flanking this brewhouse portal.

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

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

Piano-making empire filled with 200-year-old steam machines still churning out 1,000 instruments a year.

A famous songsmith's custom piano, dubbed "High Society," is hidden just out of sight in one of New York's finest hotels.

A unique collection of gilded age mechanical pianos.

Called the “General Motors of the piano industry,” these buildings once produced as many as 700 pianos a week.

One of the world's largest pianos is displayed in the workshop of the man who built it as a teenager.

Constantly maintained, this organ is playing a six-century long composition by John Cage.

The birthplace of the builder of the Statue of Liberty is now a museum dedicated to his work.

Twisted trees shaped by coastal winds make this woodland look like something from a spooky story.

The housing complex served as an anti-fascist fortress during the Austrian Civil War.

A unique opportunity to stay the night in retrofitted sections of sewer pipe.