NATIONAL CORVETTE MUSEUM SINKHOLE — In February 2014, a 40-foot-wide, 30-foot-deep sinkhole appeared in Bowling Green, Kentucky, swallowing eight rare vehicles in the collection of the National Corvette Museum. The gaping hole has since been filled in, but you can still see the unlucky cars.

MUSEUM OF BROKEN RELATIONSHIPS — When Croatian artists Olinka Vistina and Drazen Grubisic called it quits, they created the Museum of Broken Relationships in Zagreb, where the mementos of their time as a couple would remain together, even as they went their separate ways. In the years since, countless others have donated often-unexpected relics of their own ill-fated romances to the collection.

INTERNATIONAL CRYPTOZOOLOGY MUSEUM — It’s easy to dismiss Bigfoot, the yeti, the Loch Ness monster, and other cryptids as fodder for The X-Files. But the International Cryptozoology Museum in Portland, Maine — with its unrivaled collection of mysterious objects — shows that when investigations into unknown creatures are done right, they can have real scientific value and be a lot of fun.

GOOD VIBRATIONS ANTIQUE VIBRATOR MUSEUM — This San Francisco museum displays approximately 100 vibrators in chronological order — from the late 1800s to the 1970s.

ATOMIC MUSEUM — Forget the Strip. Las Vegas, Nevada, was once the preferred tourist destination for watching weapons of mass destruction explode. The Atomic Museum (previously known as the National Atomic Testing Museum) is a memorial to that time, with more than 12,000 artifacts that tell the story of the Nevada Test Site and the nation’s nuclear program, as well as its impact on city and its surrounding communities in the 1950s and 1960s.