An unassuming grey box sitting on San Francisco's Pier 17 is a "sky diary" of the coastal city's temperamental weather.

This colorful boulder serves as a canvas for political statements and artistic expression.

This historic roadhouse has many tales to tell of San Francisco's early history.

A playing field for a popular French past time can be found tucked away in a quiet corner of Golden Gate Park.

Not merely a museum – but a whirring powerhouse that offers a subterranean peek into the heart and soul of cable car operations.

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

Around the perimeter of San Francisco’s second-largest park is a meandering 2.7-mile path designed to inspire contemplation.

These enduring murals depicting a distinctly Marxist tribute to capitalism could not even be defeated by McCarthyism.

Berry Gordy Jr.'s old home was the original headquarters of Motown Record Corporation.

This lovely, if imposing, piece of Canadian gothic is possibly the most photographed hotel in the world.

A grand Gothic Revival basilica with stained glass depictions of Montreal's religious history has only one soul resting in its crypt.

A hidden gem, named after a San Franciscan icon, offers spectacular views of the Pacific Ocean.

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.

The original place where water met land in the City by the Bay is outlined in brass.

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

The remains of a 12th-century chapter house in Golden Gate Park.

A collection of memorabilia from the Beat era in the back of a San Francisco bookstore.

These sacred totem houses connect the Fatakulu people with the spirits of their ancestors.

A dramatic, 360-degree recreation of Pickett's Charge in the Civil War.

This replica of the Greek structure is in the heart of Nashville.

In an alley not far from where two great highways meet, byways of a very different sort are honored.

Whether his story is true or not, Stiffy Green is the most beloved bulldog in all of Indiana.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

This narrow street is packed with street vendors and bars selling chicha.