Catacombs turned marketplace.

Installed at a chaotic intersection, this gave London traffic cops a place to hang their heavy woolen coats.

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

A kaleidoscopic warehouse-maze of handmade neon signs.

A faded reminder of what was once a common sight in London during the Blitz.

An innovative local park built from an abandoned sewage treatment plant.

According to local legend, a tree grew from the stake that killed this alleged vampire. In reality, he probably died from influenza.

Curios, scientific antiques, oddities for sale.

A home covered with elaborate mosaic and other pieces of art.

A beautiful combination of living flora with preserved bones covers the shelves of this shop.

This sidewalk tribute honors Colorado's great culinary creation.

This museum offers an actual time machine back through Colorado's past.

A collection of over 15,000 zines works to preserve DIY publishing culture.

Wall to wall taxidermy at Denver's oldest and most exotic steakhouse.

A technicolor place of worship for Elevationists.

A magnificent Victorian garden that brings the charm and style of old-time aristocracy to the 21st century public.

A strange and ancient landscape hides the dark, cavernous remains of a 5,000-year-old flint mine.

The wreckage of an old coastal trading vessel is only visible at low tide.

This former quarry is now a vibrant labyrinth of magical in situ sculptures.

Giant naked man on a hillside.

The oldest working mechanical clock in the world.

Ancient human remains unearthed around the iconic monument.

Famously misunderstood wonder of the ancient world

Most of Britain's gold reserve was secretly stashed here after the start of World War II.