These Egyptian statues have survived for 3,400 years and were an acoustic wonder of the ancient world.

An endless sea of white conical domes.

Ozymandias’ time-keeping temple.

An ancient instrument used to measure the waters of the Nile so Egyptian farmers would know whether to expect famine or flood.

These 18th-century paintings of Warsaw were used to reconstruct the city after World War II.

A bronze replica of an elm tree that honors the victims that perished in Pawaik Prison.

The majority of the highest mountain in Poland is actually located in a different country.

Gliwice Radio Tower, likely the tallest wooden structure in the world.

This picturesque castle in Poland has a rich history, including a legend that ties it to lost Incan treasures.

This 13th century Gothic brick castle is the largest in the world by surface area.

This uber-quaint Polish village is known for its habit of painting elaborate floral motifs on just about everything.

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

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

The eclectic seaside sanctuary caters to a rather fowl crowd.

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

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

This subterranean necropolis holds three floors of antler-dug grave caves.

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

Stone Age solar temple is aligned 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.

A monument to the three wars that led to German unification towers within a Berlin traffic circle.

Metro station with a claim to rock n' roll fame.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

Thousands of coffin-like pillars make up this controversial Holocaust memorial.