Ship-sized kinetic sculptural fantasy.

Tucked away in the Tower of London is the weapon once used to execute high-profile prisoners.

The watery entrance for condemned prisoners heading to the Tower of London is still visible along the Thames.

Six ravens are kept captive (but well-fed) at the Tower of London to prevent the fall of the Crown.

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

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

A collection of noses tucked inside an art museum reveals how times have changed.

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

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

Hans Christian Andersen for the postmodern world.

The de facto symbol of Copenhagen is this bronze fairytale which cannot seem to keep its head for very long.

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

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

This London plaque marks the spot where David Bowie's famous alien made his debut.

Giant, friendly pelicans in Central London, the most unlikely of places.

London's smallest police station is barely the size of a phone booth.

A charming 17th-century alley is lined with secondhand bookstores and antiquarian shops.

An easily overlooked stretch of ornate window fronts and gaslight lamps that could be right from the pages of Dickens.

Semaphore saints, a golden dragon's head, and a stone carved with religious warnings all call this cathedral home.

This sculpture marks the spot where one of the greatest Roman rulers was proclaimed emperor.

An incredibly well-preserved piece of ninth-century Viking poop.

This memorial to World War II's fallen airmen shows us the movements of the stars that once guided them.

One of the shortest streets in York has an especially odd name.

This network of narrow, medieval passages has the most delightful name.