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

These Finnish rapids have been attracting tourists for over a hundred years and are now released with the push of a button.

A cathedral resurrected from the ashes of one of Europe's greatest urban fires.

Pigduck of Turku.

A giant gorilla made of used car tires used to sit sentinel over a Helsinki college campus.

This endearingly discomfited urinating statue commemorates the sneaky pees had by us all.

An abstract monument to a symphonic composer.

An alien church provides much needed silence in the midst of a Finland shopping center.

Rent out a glass igloo to watch the Northern Lights like you live in the future.

Once the site of speeding horses, now home to picnickers and public concerts.

A shining, cold, black organ lies in San Francisco's financial district.

The second building of its name to occupy this location might be the finest flatiron building in San Francisco.

A modest reminder of treacherous waters at the Golden Gate.

Guns that have been defending San Francisco since 1904.

Art in the form of a winding, man made crack in stone.

Faceless white figures loom over the city from the rooftop.

Condemned US Navy seaplane control tower turned officers’ club sits atop Yerba Buena Island.

27-room home built with the fortune of a sugar magnate.

The giant pair of sexy legs sticking out the window of this costume store have become its main draw.

Forgotten and then destroyed by fire, this was once one of the largest saltwater swimming pools in the world.

Since 1973, this block has been home to the most concentrated collection of murals in San Francisco.

The Laureates here get something even more coveted than a Nobel Prize: free parking for life.

A pier that used to act as a busy ferry dock is now a decaying favorite of local fisherman and urban artists.

Where the alchemists dream of transmuting base metal into gold was actually achieved.