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

It is the only marker for one of the most famous hate crimes in American history. There are no other memorials for him in the entire state.

Plans for this peninsula included houses, the United Nations Headquarters, and a nuclear power plant. When none of them worked out, it became an expansive park.

World War II ended before these tunnels built to protect vital oil from Japanese bombs were ever used.

Clusters of huge boulders in the Australian Outback.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

These bronze sculptures sow whimsy by hamming it up on a pedestrian mall.

Three-story concrete ram with a permanent gift shop.

One of the first big sculptures anywhere in Australia.

Brisbane's manmade urban beach has enough water to fill five Olympic-sized swimming pools.

The artist behind this historical depiction of transportation remains a mystery.

A giant Australian fruit and tropical farm.

If it hadn't been caught in time, a flaw in the design of this Manhattan skyscraper could have led to its collapse.

These three lighthouses played a fundamental role in the maritime life of Eastham.

This stimulating sex toy museum is sure to arouse the interest of its visitors.

Overgrown ruins of a turn of the century island fort that sees very few visitors.

What may be Boston's finest Art Deco building, located in the city's Financial District.

The statue of John Harvard isn't actually John Harvard—or even, technically, the founder of the school.

A three-piece musical sculpture installed between the subway tracks at Kendall Station near MIT.

The headquarters of one of the world’s longest-running humor magazines bears a noticeable resemblance to a head wearing a Prussian helmet.

This nearly endless university hallway is home to a unique sunset known as "MIThenge."

This supermarket is suspended 25 feet above an interstate highway.

Beautiful steampunk ghosts of early Massachusetts.

A grave surprise in the downtown area of New England's second-largest city.