A cemetery for Slovenian notables also serves as a popular recreation space.

This spire on an Austrian mountain is wrapped around a long spiral slide and has the world's tallest wooden observation deck.

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

Berlin's beloved bear is immortalized at the Museum für Naturkunde.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.

A museum specifically dedicated to the Trabant, one of the iconic automobiles of the GDR.

One of downtown Berlin's last reminders of its Communist past.

The most visited, and possibly most controversial, museum in Germany.

One of the world's heaviest musical instruments towers within a popular urban park.

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

A memorial in the Tiergarten is a reminder of the suffering inflicted on homosexuals by the Nazi regime.

This watchtower once presided over the Berlin Wall.

Tourists often confuse this beautifully ornate former cigarette factory for a mosque.

A steampunk-styled three-floor factory churning out art, activism, and electronic beats.

Known as the Casa de las Siete Chimeneas, this haunted 16th-century manor has a dark, mysterious past.

These distorting, funhouse mirrors achieved fame in a renowned piece of Spanish theater.

A piece of stonework relief commemorates the site where the Devil's rage, and odd apparel, destroyed a house.

The site is dedicated to an investigative journalist whose murder triggered a political uproar that changed Slovakia forever.

How did an Australian statue of the Bard of Avon end up in the Hungarian capital?

A seemingly unassuming palace near Budapest hides a stupendously decorated hall.

One of the best examples of the modernist movement in Madrid.

The medieval "Bearded Man" relief still serves as a clever flood warning marker.

The Spanish king's private bathroom embraced the idea of a porcelain throne.

This park built on a former fortress has a reputation for romance.