Ruins of an early Roman Christian church dating back to the 4th to 5th centuries.

A spectacular Bulgarian cave resembling a devil's head with a waterfall rushing down its throat.

One of the largest mines in Bulgaria is now home to a vast museum more than 100 feet underground.

A flamboyant five-story building in Bulgaria resembles a crawling snail.

Founded in the 4th-century, the town of Pernik plays host to the Surva Carnival⁠—a magnificent display of masked Kukeri dancers.

This tiny Bulgarian town offers a stunning location in the mountains and a storied history.

A mosaic monument that commemorates the historical struggles of the people of North Macedonia.

A dragon-shaped fountain that is said to dispense healing water—unless you're evil.

The temple that withstood the Nazis.

This historic black and white monastery is one of Bulgaria's architectural jewels.

This column celebrates Rome's victory over the Goths, and may be the oldest Roman monument in Istanbul.

This family-owned canteen has been selling goat milk ice cream since 1933.

Wash down heaping platters of meze with raki at one of the city's best taverns.

Dedicated to a Bolshevik revolutionary, this museum is a true time capsule of the Soviet era.

According to one story, this burial mound is made up of stones that represent the casualties of a major battle.

Where you'll find anything but nothing.

According to myth, there's a bloody explanation for the beautiful bright red color of this rock formation set amidst alpine vegetation.

An unusual monument to a gentle giant who became a Kyrgyz hero.

These oldest of these "embroidered stones" were carved 4,000 years ago in a high mountain valley.

This mysterious complex of abandoned yurts and fading murals was meant to be a center of science and spirituality in Kyrgyzstan.

A stunning blue-green lake located in the Terskey Alatau mountain range.

Glacial lake that mysteriously empties itself every year.

A boulder carved into the shape of the cosmonaut's head.

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