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

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

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

This millstone commemorates a gruesome tale that may have been the source of the city's name.

One of the few remaining examples of 19th-century London’s attempt to clean up its reputation.

This one has sailed five times as far as Sir Francis Drake's famous ship.

Ship-sized kinetic sculptural fantasy.

Wedged between two buildings at the Great Ormond Street Hospital is this secret music installation.

The monster at the center of the Darwin Center Spirit Collection.

This iconic high-rise residential block was one of the last to be built in the Brutalist style.

This beautiful deer park was built so King Charles I and his court could go hunting while escaping a deadly plague outbreak.

This display showcases the culinary equivalent of steel-toe boots during World War I.

The wooden grave marker of a railroad worker who died in a freak whirlwind.

Soak up some local history in this restored Edwardian era swimming pool.

This natural history collection contains the bones of a circus elephant that seem to be chasing a whale skeleton.

This magical museum celebrates the life and work of a seminal children's book writer (and occasional spy).

Locals call it the "Give Peas a Chance" bridge because of its distinct graffiti.

Human-made caves excavated to hide a secret society of wealthy pagans.

All unmarked mute swans on the Thames are owned by the Queen per a tradition that began in the 12th century.

A replica of the steam engine that hauled Queen Victoria's Royal Train is on display at Windsor.

Luxurious hotel designed to stir the imagination of its many visitors.

Ancient Egyptian wigs, South American feather headdresses, a bounty of anthropological artifacts in Oxford.

A little piece of Oxford's overlooked industrial heritage.