A well-preserved network of cavernous tunnels have spent silent centuries removing Toronto's waste.

A botanically themed auditorium blooms within the world’s last operating double-decker theater.

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

This Elizabethan hedge maze is one of only six in North America.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

A book collector's dream, this Toronto bookstore has the world's first "Biblio-Mat," a random book vending machine.

You'll find rocket launchers, not rollercoasters, at Russia's “military Disneyland.”

Rare documents, old instruments, and gruesome specimens showcase the history of military medicine.

Thousands of biblical and pagan images are carved into this small 12th-century church.

Thanks to this small string of islands World War II still hasn't officially ended between Russia and Japan.

A magnificent, Disneyesque chateau built for 150 lucky kindergarteners.

An unused hyberbolic electricity pylon kept as architectural monument.

The largest Buddhist city in Europe is a haven for chess fanatics.

Social outcasts and cannibalism in Stalin's Soviet Union.

Inside the world's largest seed bank, WWII botanists elected to starve to death rather than compromise their collection.

An incredibly random collection of wax figures is displayed in a shopping center walkway.

Russia's own leaning tower was built on a tragic historical fable.

An abandoned 14th-century castle and prison complex on a small island in the Neva River.

A homemade anatomical collection of medical anomalies and accidental catastrophes.

300-year-old villagers houses and traditional churches preserve a nearly lost piece of Russian history.

Russian researchers who have been excavating ancient squirrel burrows may have brought a 32,000-year-old plant back to life.

An unusual collection of self-made musical instruments and unique noises.

Site of the world's largest nuclear explosion.

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