Places nickbrain1 Wants to Go

The former Nazi Germany concentration camp stands as a museum to remember this dark chapter in European history.

Poland's oldest salt mine has nearly everything one needs to live underground forever.

An underground city of salt.

This man-made mound monument was built out of soil from all across the Polish empire.

There are thousands of tributes and memorials to the King, but none quite like this one in a Kraków city park.

This Polish cave has housed a dragon, a brothel, and an enduring legend.

Real bones which are said to have belonged to a Polish dragon.

Beneath Kraków Old Town's main square lies a hologram-filled medieval market vampire graveyard wonderland.

20-foot tall lamp mumbles Swedish to celebrate the holidays.

A series of modernist treehouse hotel rooms grace the outskirts of an Arctic forest.

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

Largest island in the Baltic Sea experiences such idyllic weather that roses bloom in the middle of December.

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

Sweden's first nuclear reactor, R1, can be visited 25 meters underground.

Stockholm's decidedly unique public transit system has doubled as the world's longest art gallery for decades.

The last moments of the ill-fated Pompeiians, frozen forever in plaster.

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

An exquisite Baroque church in Vienna's old town.

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

Handsomely crafted representations of our round planet.

The beautiful baroque library of the Hapsburg empire.

The topiary maze at the Habsburg hunting lodge.

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

Op-art architecture designed for happiness.