Places kazzie Wants to Go

A cave dwelling that was started by the Celts, expanded by monks, and finished by knights.

The mystery of the Putim Ossuary involves a tricorn hat.

The ceiling of Prohodna Cave in northern Bulgaria affords a peek at the sky via two deity-sized-eye-shaped holes.

A tiny microvalley etched into the side of Knocknarea Mountain hides another world.

An Escher-inspired library dedicated to the wonders of the human mind, yet closed to the public.

A small Portuguese cottage formed between boulders in the countryside.

This Scottish bridge seems to compel dogs to leap to their death.

Beasts and branches swirl in sandstone carvings, interrupted by one strange creature.

Detailed sandstone carvings show an array of symbolism and adorable animals.

A modest stone circle in North Wales.

Ten 25-foot-tall, beehive-shaped kilns, abandoned in Death Valley.

One of Scotland's most important modern structures, it just made the '100 Most Endangered Sites' list.

A collision of human error and natural geothermal pressure created this rainbow-colored geologic wonder.

A sulfuric hellscape in southern Italy.

Virgil's many-mouthed gateway to the underworld.

This sprawling Belgian fort was once thought of as impenetrable but now it is simply an abandoned relic.

This tangled English forest looks like something right out of a fairytale.

The largest greenhouse in the world is home to over one million types of plants.

An abandoned horticulture institute gloomily presides over rows of derelict and vine-wrought greenhouses.

400-year-old garden, restored to beauty.

A island reachable by a causeway at low tide is possibly one of the earliest Western European locations to be identified in text.

The haunting concrete remains of a Nazi pebble crusher can still be found in this small French commune.

The macabre collection of Jacques Sirgent, an expert scholar on the undead and all of their trappings.

A Turkish ghost town abandoned in a population exchange with Greece.