Built in 1870 at the bridge that connected Buda and Pest, this spectacular incline railway was almost lost forever during World War II.

This Hungarian castle was built out of cardboard and wood until it proved so popular that it got upgraded to stone.

A trail of iron footwear stands as a monument to the thousands executed along this riverbank during WWII.

An exquisite Baroque church in Vienna's old town.

Built to give thanks for the passing of a plague epidemic, this cathedral is a one-of-a-kind architectural hybrid.

An ornate private entrance to the Vienna subway built specifically for the emperor.

Vienna's diversity-themed traffic lights were inspired by the Eurovision Song Contest.

This series of Baroque passageways in Vienna's cultural center mix old architecture with modern art.

The solemn exterior conceals an opulent interior of this 17th century church.

A neo-Gothic church built to thank God for saving the Emperor of Austria from an assassination.

Vienna's giant wonder wheel had a starring role in one of the greatest noir movies of all time.

Legends surround an ancient tree trunk riddled with nails for good luck.

Baroque celebration of the end of the Great Plague of Vienna.

A spherical "micro-nation" in the heart of Vienna.

Op-art architecture designed for happiness.

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

Steadily reminding Czechia of its past.

Straight out of a nightmare, barcode-faced babies climb up and down Prague's television tower.

This Czech church doubles as something of a permanent fashion exhibition for a statue of the Infant Jesus.

A surreal statue honoring Prague's favorite literary son.

Bullet holes in the church wall are a reminder of the violence that followed the assassination of a high-ranking Nazi officer.

This walkway is so narrow it needs its own light to stop pedestrian traffic jams.

Monument to a suicide protesting the Soviet invasion.

A turn of the century building boasting some of the most beautiful art nouveau architecture in Prague.