The largest treasure hoard in Europe is contained in a castle that was bombed out during World War II.

Now housed in a museum, this giant pink elephant stood in downtown Seattle for more than 60 years.

The oldest church in the Estonian capital is home to over 100 fantastical cemetery coats-of-arms.

Estonia's largest creative city is a vibrant bohemian hub located within a former industrial complex.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

A former imperial sea-fortress and Soviet prison.

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

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

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.

Physicist’s epitaph provides final confirmation to a career of turmoil.

Collection dedicated to funeral rites, equipment, and mourning rituals of the Viennese.

Apartment complexes built into huge repurposed natural gas tanks.

This sweet-toothed bear searching for snacks has been a symbol of Madrid for decades.

A statue of the legendary Celtic warrior queen who fought the Roman invaders stands in one of the cities she once destroyed.

Ever-growing collection of devils in art.

This micro-nation may be some sort of prank, but its constitution sure seems official.

Sculpture garden of religious statues made it through Soviet rule.

Launch site for nuclear war against Western Europe.

Open-air museum with a large collection of Soviet-era statues.

While this monument tile is shrouded in mystery it also marks the end of the longest ever human chain.

A memorial to the murdered Jews of Kaunas.

Lithuania's outdoor sculpture trail of wooden folk art.

Op-art architecture designed for happiness.