The first AIDS memorial chapel in San Francisco and one of only a few in the U.S.

Once the largest windmill outside of Holland, with enormous 114 foot sails.

An elaborate gift from Claus Spreckels is now a piece of San Francisco history.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

Three prestigious academic collections come together to create a world-class natural history museum.

Friction between grains of sand cause a curious "singing" sound.

A sign at the end of the Santa Monica Pier marks the traditional end of the legendary American highway.

Depicting scenes of everyday life - and specific individuals - in Great Depression era San Francisco.

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

Created in 1972, the famous sculptor's intricately detailed monument to San Francisco is overflowing with city landmarks.

An abstract monument to a symphonic composer.

Reverend Franzo Wayne King administers spiritual enlightenment through the music of the jazz legend.

Nestled in the heart of San Francisco’s bustling Financial District stands a unique homage to the Mayan and Beaux Arts.

Get lost in this haunting fairytale art walk through a man-made eucalyptus grove.

There is no trying to fall in love with this Star Wars fountain, you just do or do not.

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

A subterranean house of worship carved right out of the bedrock.

Tiny memorials honor individual victims of the Holocaust.

An ancient knight and a symbol of the city's freedom.

Old Danish castle immortalized in Shakespeare's Hamlet.

A shop full of natural curiosities, carnivorous plants, and costumed taxidermied mice.

On the Spree bank, discover one of the last reminders of a symbolic wall that divided, and was torn down by the people.

A trash dump made beautiful by nature's power.

Berlin's natural history museum houses the world's largest mounted dinosaur and the late beloved polar bear Knut.