Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Whisper secrets in a busy station only to be heard on the other side of this acoustic arch.

The oldest cemetery in New Orleans, resting peacefully for over 200 years now.

Established in the '60s, a family-owned tropical drink bar founded by Ray Buhen, bartender to the stars.

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

One of the oldest medical collections in Europe focusing on rare surgical instruments.

Famously misunderstood wonder of the ancient world

Try not to get slimed in Tribeca.

The ghostly remains of an accidental sea.

A hand-built folk art installation covered with messages of God's love.

A snapshot of the city's fascinating voodoo culture.

A museum devoted to bringing to light forgotten or neglected histories through exhibitions, education and public programming.

Tucked in the back of this amazing antique store is an important piece of medical history.

A crumbling hospital from the 1850s on Roosevelt Island.

A toxic ghost town sitting atop a massive coal fire.

World's largest collection of serial killer artwork and other macabre exhibits.

An emerald-green grotto just a short trip from Austin.

La Monte Young and Marian Zazeela's "Dream House" will immerse you in an ever changing world of sound and light.

A terrific purveyor of natural history objects and curios.

The vast, legendary catacombs hold secrets much stranger than stacked bones.

Meet some of the most prominent figures in Black history through life-sized wax models.

A museum dedicated to exhibiting remarkable outsider art.

A monumental statue of RCA's mascot now sits atop a historical society roof after a life of moving around.