These coffin-like Brutalist balconies were inspired by a nearby mine.

The world's largest underground iron ore mine.

Sweden's oldest animated sign is still lighting up the skyline today.

Swedish skyscraper with a 90° twist.

This chimerical bridge/tunnel appears to dead end right into the sea.

The world's first ice hotel is still one of the most elaborate and beautiful.

It houses the remains of a 17th-century version of the Titanic.

Longest road tunnel in the world features an air treatment plant and the illusion of daylight.

A favorite with sightseers, this Norwegian funicular provides easy access to a stunning view of Bergen and its environs.

One of the most breathtaking railways in Europe also takes one of the steepest climbs, from fjord to mountain plateau.

The burning of this 12th-century church kicked off a campaign of Norwegian Black Metal terror.

In the summer, the area around this sculpture transforms into a vibrant concert venue.

One of the world's tallest statues is also one of its most hated.

Stalinist skyscraper built with help of cryotechnology.

Church built on the site where the last tsar of Russia and his family were killed.

Dozens of padlock-trees along the Moscow River.

Some of the world's only freshwater seals live in one very special lake in Russia.

The tallest hotel in Europe.

World's largest bell sits on the grounds of the Kremlin in Moscow.

Thanks to a spelling mistake this bizarre beaver-tiger hybrid became the symbol of a Siberian town.

A sculpture park of the tossed aside relics of the USSR, from Stalin to a massive Soviet emblem.

The gorgeous entrances into the city's underbelly look more like grand halls than subway stops.

An underground city of salt.

Climb to the top of its spiral spire for spectacular views of Copenhagen.