Something's watching you.

A fire once nearly devoured this gorgeous 14th-century Gothic cathedral.

This communist behemoth is the heaviest building in the world and a legacy of a brutal regime.

This elaborately decorated, fairytale-like Romanian royal palace is one of the most striking castles in Europe.

This fairy-tale castle would make Dracula (who is said to have been imprisoned there) jealous.

This massive, now-retired coal-mine excavator is said to resemble a mythical dragon.

A monument to the small town of master violin makers and its countless luthiers.

An ornate plague column – built to celebrate life – claimed the lives of numerous artisans during its construction.

Despite attempts by local police to discourage it, Beatles-inspired graffiti has been a means for artists to air grievances for decades.

Macabre astrological automaton clock dating to the late 1400s.

A gift from the Soviet Union in the 1980s, this is the only statue of the Soviet dictator in Southeast Asia.

This unique formation is characterized by hexagonal basalt rocks stacked in unique formations.

Meant to be a lavish presidential home, the palace became a symbol of the fall of South Vietnam.

The wartime prison now features haunting sculpted reenactments of the atrocities that took place there.

Artifacts and memories from the Vietnam war, located in a place that experienced it first hand.

Ho Chi Minh's perfectly preserved body has been on display here since 1975.

This striking landscape in northern Vietnam contains both geological and archaeological wonders.

Walk through a clothing store, across a courtyard, and up several flights of stairs for delicious coffee with a side of beautiful views.

Home of the unusual art of water puppetry, one of Vietnam's oldest curiosities.

Twice a day a speeding train passes only inches from the homes of this residential neighborhood.

The village's cobblestone streets are lined with shops displaying exquisite copper craftsmanship.

This mysterious but iconic tapered tower appears in many Azeri fairytales and legends.

A massive 1830s industrial site once known as Czechia's "Iron Heart" has been transformed into a playground of science, technology, and art.

Be(w)ar(e) the moat around this historic Czech castle.