One of Europe's largest supercomputers is housed inside of a disused chapel.

One of Antoni Gaudí's least-visited works, an homage to Catalan patrimony that mixes neo-Gothic with Modernista forms.

These secluded and abandoned anti-aircraft defenses have become one the most scenic viewpoints in Barcelona.

Read a book with a glass of wine at this classically restored bar.

A temple to modernity, tucked away amid Barcelona's more well known museums.

An open-air "garden" of mural art that changes weekly.

An eatery within the Minneapolis American Indian Center writes colonial ingredients out of the story of Native American cuisine.

These curious caverns have been home to mushrooms, gangsters, and disco.

The basement bowling alley of this St. Paul dive bar is decorated with thousands of dollar bills.

Traditional 15th century Chinese garden in the middle of Vancouver.

A high point in Vancouver kitsch.

An arsenic-filled pool in the Grand Canyon takes on the appearance of a giant, overflowing pumpkin.

This secluded aqua waterfall in the Grand Canyon is the perfect swimming hole, and the Havasupai tribe's fiercely protected natural wonder.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

Ancient pueblos built into the base of a natural canyon wall.

A nature and cultural preserve named for its multitude of petroglyphs carved by the Northern Sinagua people.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

A spiritual vortex among the red rocks in Sedona.

The largest and most well-preserved petroglyph site in the Verde Valley.

Open since 1938, this diner has kept its fountain, malt machine, and all the gum that greasers left beneath its counter.

This small, unassuming street is now a canvas for color and creativity.

Founded by members of the Tohono O’odham Nation, this one-room joint's James Beard–winning fry bread is light as a cloud.

The historic “pink house on the hill” is an architectural gem that now serves as a center for water conservation.

Greenery cloaks this serene sculpture inspired by the famous Lost Gardens of Heligan.