Another of California's unused Cold War missile defense complexes has become a graffiti gallery.

A herd of colorfully painted bovine statues can be found in the middle of "cowtown."

With its webbed walls and bright red coloring, Calgary's iconic bridge looks like a finger trap puzzle stretched across the river.

The New Central Library is a masterpiece of contemporary architecture in the midst of downtown Calgary.

A controversial blue hoop has been puzzling freeway drivers since 2013.

This First Nations monument is a peaceful spot with vast views of the Calgary prairie.

Not for the faint of heart, this long pedestrian bridge rewards those who brave the wobbly walk with a beautiful view.

Watch bison, elk, and other wild animals up close at this national park.

The fading, forgotten remains of a once bright and booming factory.

The "world's biggest dinosaur" once housed a creationist museum in its abdomen.

A free library to stumble across, one of many placed worldwide if you know where to look.

A Looff creation in Santa Monica best described as “a California-Byzantine-Moorish-style fantasy.”

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

A second generation sun-powered marvel lights up the night.

After starting as a whimsical tourist attraction that eventually found its way to ruin, these renovated canals offer a lush and exotic locale on the Pacific Coast.

This beautiful ridge-top trail is dotted by tiny homes apparently built by a group of itinerant fairies.

Gaudí's famously flamboyant architectural style is on full display in this sprawling park and garden.

Giant eggs, walls of bread, and nightmare surreality mark the largest collection of works by Salvador Dalí.

A beautiful but toxic fountain of mercury.

This private residence was the template for one of the most beloved television homes of all time.

An artsy hidden staircase leads to breathtaking views of San Francisco.

A classically inspired temple in Redwood City.

Adolph Sutro's little-known, geographically inaccurate, deprecated monument.

An overlooked and unassuming engineering marvel.