The footprint of a frustrated devil in Munich's Cathedral.

Revitalization efforts converted a former U.S. military heliport into a sprawling urban park.

This painted marvel is San Francisco's 400-foot ode to urban biking.

San Francisco’s century-old Christmas Tree.

Part mural and part sculpture, this work of art sits in the middle of the Promenade, as if swimming in a river of asphalt towards the ocean.

Thirteen trees representing the original thirteen colonies were planted with soil from historic Revolutionary battlefields.

A monumental cross hides in the trees in Golden Gate Park.

The remains of a ruined mansion memorialize the 1906 earthquake.

San Francisco's urban bison herd has persisted in the face of extinction, development, and disease.

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

Faceless white figures loom over the city from the rooftop.

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

This statue once earned the distinction as one of the "Three Major Disappointments of the World."

A unique, time-transcending work of art depicting the progress of trade in Singapore.

Rainbow shutters decorate this former police station.

According to fictional Kcymaerxthaereal history, a powerful woman with a voice whose beauty could not be concealed found solace at this site at the Majestic Hotel in Singapore.

The most playful of the life-sized statues that make up Singapore's "People of the River."

A manifestation of modernist architectural ideas, this massive, multi-purpose building was one of the first of its kind in Southeast Asia.

This $62 million dollar temple was erected to house one little dental fragment of religious history.

This Singaporean food-court stall was home to the world's cheapest Michelin-starred meal.

Singapore's oldest Hindu temple.

A monument to the civilian victims of the Japanese Occupation forces of World War II.

A ring of soy sauce bottle bases decorate an important Singaporean landmark.

This fountain was once heralded as the largest in the world.