This poignant art installation raises awareness of violence against women.

Small on the outside, big on the inside, this church is an astonishing act of visual deception.

Two very green residential towers cleaning the air in one of Europe's most polluted cities.

Milan's duomo is covered in beautiful carving including a curious "dinosaur-like" beast.

This marine reptile was discovered by one of the 19th century's greatest fossil hunters.

The only university zoological museum in London houses extinct animals, bizarre natural history specimens, and a Micrarium of microscopic creatures.

Eighty million natural history specimens call this gargantuan museum home.

This churchyard arbor is surrounded by hundreds of gravestones placed there by author Thomas Hardy.

Be on the lookout for the symbolic insect all over the city.

Dating back almost 400 years, the oldest public collection library in the United Kingdom was once the study hall of Karl Marx.

A Victorian Gothic masterpiece housing a world-class collection of rare books and manuscripts.

A century-old tradition has culminated in a small but singular collection of feline effigies.

The little-known second castle that William the Conqueror built in York.

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

Follow the original medieval paths that wind through this intriguing section of the city.

Once a training ground for Olympic athletes, this artificial ski slope has fallen into ruin after a fire in 2012.

It's known as the "Full Monty school" thanks to its role in the beloved British comedy film.

This magnificent mural was created with over 30,000 colored bricks.

In the 19th century, this pit housed a fully grown black bear for the entertainment of visitors. Today there is a sculpture in tribute to the poor creature.

One of the last remnants of the Bessemer process that revolutionized steel production during the industrial age.

An enormous steel waterfall is a nod to the substance that shaped Britain's Steel City.

A tribute to the women who quietly kept the local steelworks alive during both world wars.

This police call box harkens back to an era of pre-radio communications, and has a rather unique feature.

Seemingly straight out of a fairy tale, a steel chair sits on a tiny island only accessible by stepping stones.