This beautiful building in the heart of Manhattan's Financial District was empty for decades.

A treasure trove of artifacts, books, and artwork from the "golden age" of exploration.

A tiny museum housed in a New York freight elevator specializes in the "overlooked, dismissed, or ignored."

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

A crumbling hospital from the 1850s on Roosevelt Island.

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

A terrific purveyor of natural history objects and curios.

A homage to the King at the hotel where he revived his career.

Fans of vintage Vegas, kitsch, and toy pony-based gambling now flock to a casino called The D.

Las Vegas's very own 40-foot-tall fire-spewing praying mantis.

“Live hard, ride fast, eat pizza” at this joint filled with Evel Knievel memorabilia.

Wayne Newton's sprawling estate is now open for visitors to catch a glimpse of his "heart and soul."

A collection of haunted objects and macabre oddities under one roof.

A blacklight mini-golf fever dream pays tribute to the iconic rock band.

Back in 1952, you could get a mushroom cloud chaser with your atomic cocktail.

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

This institution collects the history of burlesque dancing with a titillating collection of ephemera and pasties.

Behind the Cowboy Hall of Fame is a burial ground for good horses and a famed rodeo bull.

A kitschy, creepy St. Louis mainstay.

This mosaic-covered bar is brimming with curated curios.

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

University City's quirkiest resident lives in a park named after its first.

A big museum full of little worlds.

One of the most acclaimed eateries in Arkansas is a two-table diner on the ground floor of a family home.