This egg-shaped treehouse was inspired by "sport sleeping."

Antiques shop filled with all manner of curious collectibles.

This float factory takes the mask off of Mardi Gras and lets visitors see where the magic happens.

Garden dedicated to native carnivorous plants and site of huge flytrap heist.

Fiji mermaids, mummified remains, and recreated cryptids are among the morbid oddities at this Maryland museum.

Once strictly off-limits, this lower level housing curious and priceless vehicles of the Petersen Automotive Museum is now open to the public.

A small storefront museum explores the history and myth of West Virginia's famous urban legend.

The famous author's cottage hideaway.

An extensive collection of ancient Egyptian artifacts and mummies.

Three prestigious academic collections come together to create a world-class natural history museum.

Visitors can walk over the largest concentration of Columbian mammoths to have died from one event.

A number of gruesome unsolved murders have turned this simple home into a morbid tourist trap.

The origin of this mechanical boy was a mystery until he revealed his maker by writing it in perfect cursive.

The museum calls itself the "National Museum of the Paranormal" and is full of eerie oddities.

San Franciscans leave gifts and messages for the magical beings that live behind the tiny, mysterious door installed on a tree in Golden Gate Park.

An astounding collection of medical specimens, including bits of President Lincoln.

Lucha Libre (Mexican Wrestling) themed taco shop.

DIY collection of eclectic holdings.

Mutant vegetables, transgenic mosquitos, and atomic rodents span the walls of this one-of-a-kind museum.

A beautiful oddities shop crammed with strange and morbid curiosities.

A shrine to a skeleton saint in the city of angels.

A wunderkammer hidden on the top floor of the Hartford statehouse.

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

Shop of curiosities with a dinosaur museum tucked in its basement.