Statues of Ramona Quimby, Henry Huggins, and Ribsy the dog in the park where their adventures "really happened."

Portlandia is the second-largest copper repoussé statue in the United States.

A tourist attraction founded around a slumping cabin.

This strange hill on Old Fort Road where gravity works in reverse has been fascinating locals for years.

Instead of fruit, the branches of this tree are brimming with hopes and dreams.

Their motto is, "We've been bonkers for hats even longer than you have!"

A collection of colorful dinosaurs hidden in an actual rainforest.

The world's smallest park was dedicated in 1948 as the only colony for leprechauns west of Ireland.

This abandoned boat sits on a nude beach, is shaped like a UFO, and is covered in graffiti.

A massive sea stack famous for its appearance in The Goonies.

100-year-old shipwreck you can walk up to at low tide.

Delightful disarray of found objects and clutter.

Only known mainland rookery of the threatened Stellar sea lion.

Not-so-fearsome tiny trolls live under this wooden train trestle in Portland.

The eerie remnants of an ancient forest were hidden under the sand for centuries.

This charmingly homemade amusement park has been growing for 40 years.

Private collection of art inspired by cabinets of curiosity.

These medicine cabinet staples are part of the museum's collection of everyday objects.

This museum boasts a bucket of teeth and tells the tale of a 20th-century dental circus.

A public art jibe at one of the United States’ oldest and longest-serving senators.

Depending on who you ask, this controversial treehouse is either a charmingly creative child's playhouse or an illegal encroachment on public land.

A hidden gem on the lawn of the U.S. Capitol Building designed by landscape architect Frederick Law Olmsted.

A rotating cast of guys and dolls in front of a Washington, D.C. building.

A celebrity from the late Cretaceous period.