The haunting "Hell House Altar" is one of the few remnants of an abandoned college that has been a magnet for local legends.

After hundreds of years of settlement, this once-bustling fishing village sunk into the Chesapeake Bay.

The country's oldest continually-operated mini golf course lies hidden in plain sight, eclipsed by one of D.C.'s most popular tourist attractions.

A hidden alley in urban Baltimore is a haven for graffiti artists.

This once-palatial plantation may have been the site where a draft of the Declaration of Independence was written.

This free, take-a-book shop seems like a trick but isn't.

Crammed into a Baltimore row house is an oddities shop that sells everything from skulls to dead insects.

This English-inspired Maryland garden is home to acres of opulent plant life including bushes shaped into an entire fox hunt.

A unique sculpture park that specializes in the huge and bizarre.

A layered tribute to the work of mosaicist Isaiah Zagar.

Century-old shop, specializing in Occult products.

Huge masonic hall in Philadelphia with lavishly themed rooms.

Arlington Cemetery exhibit dedicated to death and grieving.

Giftshop catering to cryptozoologists and anyone with a sense of humor.

Bar full of oddities, specimens, artifacts and homages to the great dime museums of the past.

A local farm's collection of unusual structures from a now defunct storybook amusement park.

Remnants of a storybook amusement park hidden behind a strip mall.

Eighteen miniature death-scene dioramas.

The man who first patented the Ouija board rests in peace beneath a headstone that playfully reflects that achievement.

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

A mysterious castle built as a monument to lost love.

"World's largest scrap metal sculpture" stands in an outdoor sculpture garden in the middle of Wisconsin.

"May prick nor purse ne'er fail you."

Stay in the one time home to one of Scotland's most notorious gentleman's sex clubs.