A blank headstone topped with a pile of pennies marks the final resting place of the infamous assassin.

A 200-year-old bar with a cheeky name claims to have served Edgar Allan Poe his final drink.

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

A museum dedicated to exhibiting remarkable outsider art.

This beloved Baltimore spot features caged dolls, a giant Pez collection, and many, many mannequins.

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

The site where Poe "in great distress, and ... in need of immediate assistance" likely died.

The trials and tribulations of marking Poe's grave.

It's not hard to see why the historic Peabody Conservatory of Music's library has been described as a "cathedral of books."

The strange phenomenon causing gravity to "work backwards" on this hill has been blamed on the paranormal.

The first park built over a freeway is a brutalist masterwork.

This family mausoleum is steeped in symbolism and looks more like a fantasy location than a grave.

This former coal gasification plant found a curious second life as a popular public park.

A colorful architectural gem in Seattle's uniquely modern Central Library.

A little piece of the Shire is hidden behind a plant nursery in Port Orchard, Washington.

Rustic natural hot springs in the deciduous rain forest.

Couple's personal collection of pinball machines turned public pinball museum.

A whimsical village of unique treehouses resides in a Washington forest.

This semi-secret garden in south Seattle emulates a traditional Japanese garden using the plants of the Pacific Northwest.

The longest continuous lava tube in the continental U.S. offers 2.5 miles of dark explorations for the adventurous.

Stroll through a wonderland of stupendous moss-covered trees.

A walk through the historic city center, under the streets of Seattle.

Japanese gardens dedicated to the Japanese farmer that refused to throw in the trowel.

This home is decked out like a psychedelic explosion of colors and bowling balls.