The only Bahá'í house of worship in North America and one of only a handful worldwide.

Recognized the world over as the home of the McCallisters in the 1990 movie "Home Alone."

Find out what it sounds like when doves cry at Prince's recording studio estate turned museum.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

A self-funded cemetery with a long list of inhabitants.

A historic house in St. Louis was plagued by a series of suicides committed by family members involved in a successful brewery.

This mosaic-covered bar is brimming with curated curios.

A creepy sculpture of a decapitated head invites viewers to see St. Louis through its empty eyes.

This giant pocket watch is the third iteration of a local landmark that has been standing just off the Santa Fe Plaza for over 100 years.

The oldest continuously occupied public building in the United States.

See massive fossils that are over 200 million years old in northeastern Arizona.

These banned cigarette vending machines now sell little pieces of pocket-sized art.

The world’s largest concentrated solar plant generates as many problems as megawatts.

Erosion and time have created a naturally-formed water park.

The Magic House provides a beautiful and creative environment for curious youngsters to get their knowledge on.

The Old Courthouse takes visitors on a captivating trip through St. Louis' timeline.

Less a museum than a bizarre fantasy world created by artists and engineers.

Sporting Brutalist architecture, this school is hidden amid a quiet suburban neighborhood.

66,000 pieces of art, donated by one of the world's richest men.

Part bookstore, part café, and part forest.

Once home to an aristocratic family and a workers' organization, this intricately tiled building now houses a chain restaurant.

This one-window stand has been home to a giant vat of slowly simmering meats and an array of unique tacos for almost 50 years.

This stunning and ethereal mural symbolizes the beauty, unity, and diversity of humankind.

A fabulously bizarre surrealist sculpture by the late artist Leonora Carrington.