A quirky house created entirely out of glass bottles combines a collector's spirit with an artist's flair.

These "50 Fortresses" have been unearthed in the ancient oasis of Khwarezm.

What might be the largest completely Jewish town in the world outside of Israel now faces dwindling numbers and empty streets.

Spring that emits water and fire at the same time is said to have remedial properties, and sparked its own religion.

A gigantic collection of teeny, tiny books.

Mysterious hillside with a continuously burning natural fire.

Resonant stone, that has been played since prehistoric times.

A cave covered with bizarre stalactites of cloth.

Where Stoddart and Connolly suffered in the infamous Bug Pit.

Touching displays of wishes for peace from the Cold War era.

18m long sarcophagus of a constantly growing dead prophet.

Lunar landscape, a mud volcano and bizarre rock formations.

Tibetan-influenced mountain fortress in Northern Pakistan.

Beatlemania is still going strong... at least in Kazakhstan.

A modern tower, symbolizing the legend of a golden egg on top of the tree of life.

The largest dam in the world and the site of a potential disaster.

Time capsule of a museum, in which the Soviet Union remains alive and kicking.

Glacial lake that mysteriously empties itself every year.

One of the most horrible legacies of the Cold War is a site where the Soviet Union tested nuclear bombs on civilians.

Mysterious spherical rocks in the semi-desert of western Kazakhstan.

Extremely isolated Silk Road caravanserai in the middle of nowhere.

Reputedly haunted sandstone necropolis with exquisite stone carvings.

Massive fortress bastions in the desert of Cholistan.

Rock-cut chamber at top of an outcroup, reached by a mountain stairway of forty steps.