Two New York rooftops are home to the largest rooftop soil farms in the world.

Opened in 1932, this theater in Stockport's Mersey Square is a bonafide Art-Deco gem.

Once the site of a Native American harvest festival, this humble clearing later played an invaluable role in the birth of jazz.

European castle ruins in an American state park are actually the product of death and grief.

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

A chessmaster's dream destination.

An urban forest overtakes what was the greatest failure of utopic urban housing.

The red brick house where the father of rock 'n' roll wrote some of his classic hits.

What was once a presidential estate is now an exotic menagerie and home to the Budweiser Clydesdales.

This is not your typical jungle gym.

This mosaic-covered bar is brimming with curated curios.

A late sculptor's last project was to turn this abandoned cement factory into a castle-themed amusement park.

This unassuming riverbank is Missouri’s first designated site in the National Underground Railroad Network to Freedom.

One of the world's earliest skyscrapers.

This mausoleum is the final resting place of one of St. Louis's richest and most tragic families.

During the 19th-century, this park was a vital trading fort.

This spot in St. Louis, marked with a simple sign, has seen more pro baseball than just about anywhere else in the world.

This titanic oil company sign is a reminder of the Americana boom of the 1970s and also its commoditization.

One man's unrequited love stands in a glass box forever.

One of few surviving standpipe water towers in the U.S.

An abandoned factory along the Mississippi coated by a giant mural.

What was meant to be a temporary exhibit is now a permanent fixture at the St. Louis Zoo filled with beautiful birds.

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

The first rural cemetery west of the Mississippi is home to the elaborate tombs of St. Louis' local beer barons.