Natural time capsule containing an alien ecosystem.

Sleep snuggled in a sphere suspended atop the forest canopy of Vancouver Island.

Home inspired by the crystal rock formation of the Emerald Estates.

The world's only complete colossal squid specimen is on display at the Te Papa Museum.

A sacred lake composed of over 300 separate pools of highly concentrated minerals.

Bioluminescent firefly squid light up this Japanese fishing port.

This whimsical castle of grottoes was the labor of love of a French postman, and one of the greatest achievements of outsider architecture.

The world's second-largest sundial, made entirely out of stone.

When the rain falls, this drain system turns into a musical instrument.

A fifth-century temple improbably built into the side of a cliff.

Monastery complex at the location where bodies of the executed Romanov royal family were discovered.

Siberian ghost town built by gulag prisoners.

Some of the world's only freshwater seals live in one very special lake in Russia.

A self-taught Siberian craftsman creates a fantastical and personal design for his 19th century village house.

Home of Vissarion, the "Jesus of Siberia."

Made by river sediment, it is the largest alluvial fan in the world.

Intricate wood carvings on an island in Siberia.

It seems that the residents of of this megalopolis suddenly vanished, but they were never actually there.

A lush desert oasis in the shape of a narrow crescent.

Glacial lake that mysteriously empties itself every year.

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

Extremely isolated Silk Road caravanserai in the middle of nowhere.

The mummified remains of Dashi-Dorzho Itigilov, Russia's most important Buddhist.

The largest dinosaurs in the world, kissing above the highway.