These historic defenses ensured the city within would survive hundreds of years of occupations, sieges, and invasions.

This 13th century Orthodox monastery is built right into the Moldovan cliffside.

Once the tallest building in Chisinau, this unique tower is a relic of Soviet architecture.

This abandoned Soviet circus is slowly being restored to its Communist-era glory.

There is a mouldering Jewish cemetery hidden away in the capital of Moldova.

Elaborate mansions built by Roma residents in Soroca to show their success after centuries of discrimination.

Two geological phenomena in one precarious locale: a towering stone window, and a deep blue void.

Where the people of Gozo have been doing laundry for more than six centuries.

This 19th-century aqueduct provides insights into how water was supplied to Victoria on the island of Gozo before modern plumbing.

This garage is frozen in the late 1990s, full of rare and untouched cars and motorcycles.

Despite the name, these small saltwater swimming pools have nothing to do with the Romans.

Abandoned Roman Catholic chapel abused by Satanists before being restored.

This unique building in the main square stands out among the city's typically Baroque architecture.

The fishing boats that moor in this small lagoon enter and leave through a tunnel to the sea.

This spectacular dome managed to survive after being bombed in World War II, in an event known as the "Miracle of Mosta."

These lesser-known Maltese catacombs date back over 1,700 years.

This prison on the Maltese island of Gozo is almost 500 years old, and they have the graffiti to prove it.

Burial grounds for more than 1,000 bodies deep under the modern town of Rabat.

This Stone Age solar temple aligns with the sun on each equinox and solstice.

An abandoned set from the 1980 film "Popeye," claimed and repurposed as a theme park by creative locals.

This lonely Lithuanian chapel looks more beautiful and haunting in decline than it ever did in life.

A miraculous three-handed portrait of a saint can be found inside this church.

Underwater roads undetectable from the surface used for escape routes from foreign invaders.

The pyramid and dome deep inside the Dzūkija forest are believed to channel divine energy.