This behemoth bovine guards an Estonian town and is a memorial to the lost species.

Two well-hidden huts let animal lovers spend the night among the bears, wolves, and other predators of the forest.

This old Estonian mine has been kept like a sprawling time capsule of the local shale industry.

This stunning limestone waterfall is the highest in Estonia.

This Soviet-era "closed town" was a top secret uranium producer often left off of maps.

These pillars are one of the few remnants from the mysterious lost empire of Makuria.

The best-preserved example of a unique structure in Nubian architecture.

Crumbling pyramids and temple ruins stand within the shadow of this sacred butte.

These Nubian pyramids are strange and unique, even by pyramid standards.

The largest art park on the European continent.

A curated museum of wooden sculptures inhabits this Russian home.

A Marxist summer camp full of fantastical statues lies tucked away and forgotten in the forests of Moscow.

Stunning examples of Russia's 18th-century wooden architecture.

An abandoned town of skeletal wooden homes.

Abandoned castle was once a grand example of Russian privilege, built exclusively to win a frivolous bet between noblemen.

Replica of mosque destroyed by Russia in the 16th century.

This Russian religious complex is a Frankenstein's chapel that includes influence from almost all the major faiths.

Former prison camp dedicated to the victims of political repression.

A "station to nowhere" marks the site of a Siberian subway project that never saw the light of day.

Unusual, mushroom-like rock formations caused by weathering and water erosion, set to disappear, according to geologists.

A jagged silhouette of shamanistic stone heaps rises from the shore of this dazzling mile-high lake.

People have been scribbling on this massive chunk of granite for more than 1,500 years.

The oldest Buddhist monastery in Mongolia has survived centuries of invasions, political shifts, and religious purges.

Dinosaur eggs were first discovered at these fiery red cliffs.