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

The old observatory in Copenhagen has a spiral corridor used as a racetrack.

The largest bottled beer collection in the world holds over 22,000 unique beer bottles.

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

Copenhagen's celebrated theme park and gardens.

Danish tourist destination well known for open stalls where vendors sell marijuana on the street.

Less a museum than a bizarre fantasy world created by artists and engineers.