This striking structure is the Socialist-modernist centerpiece of a former Soviet spa resort.

An abandoned masterpiece of Soviet Brutalist architecture.

These traffic lights celebrate the 100 year anniversary of the women's suffrage movement in Lithuania.

The largest coin pyramid in the world is a carefully balanced stack of over 1,000,000 pieces.

Once known throughout Europe, this tiny and unusually progressive 18th century micro-nation within Lithuania now lies in ruins.

A narrow strip of land is home to the tallest migrating dunes in Europe.

Legend has it that Napoleon Bonaparte fell in love with this Gothic church.

Sculpture garden of religious statues made it through Soviet rule.

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

Known as one of the most climbed mountains in the world, this barren peak is permanently bald thanks to an anti-wolf fire.

The world's first invisible city square is an homage to a man who pushed the boundaries of art.

An oasis of calm amid the chaos of the boardwalk, the museum traces the heritage of this beloved beachside amusement park.

One of the most enjoyable bits of history at Coney Island and “the most romantic ride in the world.”

This anonymous businessman sculpted in bronze became an enduring memorial after 9/11, and had been mistaken by rescue workers for a survivor in the rubble.

Imagine having a street run right through your home, or better yet, a historic bridge three stories high.

The most confusing clock in New York.

There must be a pun in this haystack somewhere...

This outdoor gallery of graffiti-covered walls pays homage to the past, present, and possible future of street art.

This historic address is home to the beloved ball and is an almost totally empty building among the most expensive real estate in the world.

An artist's cute bronze subway sculptures belie his violent artistic past.

Lady Liberty's first beacon of enlightenment is now displayed in a museum near the statue.

An uber-secure, windowless tower of doom in the center of Manhattan is an NSA spyscraper.

A three-story copper skybridge connects two Manhattan buildings with Art Deco luxury.

This whimsical group of statues is a favorite of children who love to climb all over Lewis Carroll's beloved characters.