This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

The official atomic museum of the United States explores the explosive and productive history of a much maligned energy source.

Craggy concrete faces are hidden in the walls of this artificial cave along the San Antonio River.

The 40-foot-tall votive candle is the largest of its kind.

One of the best places in Florida to spot rare, carnivorous pitcher plants.

A local landmark with generations of spraypainted messages, and more being added each day.

A former hospital is now home to a pizza parlor and maybe a few ghosts.

This now-deactivated naval base defended the Florida coast for centuries.

A secluded art gallery hidden within the cellars beneath Tallinn’s medieval monastery.

This striking memorial is one of Estonia’s most controversial Soviet leftovers.

Relics from an era long gone, sit idle outside this Estonian museum.

An empty relic of the Moscow Olympics crumbles away in Estonia's capital.

A former imperial sea-fortress and Soviet prison.

Disused seaplane hangar gets a second life as the jaw-dropping home of Estonia's museum of maritime history.

This medieval Estonian tower provides access to a series of tunnels that have been home to soldiers, punks, and fine art.

A beautifully eclectic mix of architectural styles.

This museum housed in a former brothel explores the past and present of sex work in Amsterdam.

A rare tour of an aristocrat's private home reveals valuable 17th-century paintings from artists like Rembrandt.

A subterranean house of worship carved right out of the bedrock.

An abstract monument to a symphonic composer.

This insurance company building reminds customers that witches, bears, and gnomes are out there, best be insured.

The oldest continuously operating pharmacy in Europe.

This beautiful Miami garden was designed as a laboratory for tropical plants.

Meet the bronze beloved pet to a family of famous peeing statues.