Unicorns, elephants, and bears, oh my!

The sprawling, eccentric estate of Ames and Ames, a brilliant botanist, and a genius inventor and artist.

This palatial botanical garden is home to one of the largest pipe organs ever installed in a private residence, and a piece of Wood's cycad.

Enchanting gardens surround a derelict mansion, all hidden in plain sight behind a stone wall.

This hidden gem of a garden has one of the only surviving Victorian ferneries in America.

Philadelphia boasts one of the best — and most often overlooked — traditional Japanese gardens in North America.

The first American axe throwing club.

Instruments, apparatus, and rare books all relating to chemistry and its related sciences.

Ant sculptures march up the side of what used to be an iconic spot in punk rock lore.

America's most famous museum of medical oddities is home to the remains of Albert Einstein's brain.

Dr Barnes' $25 billion private collection of art and arboretum.

A layered tribute to the work of mosaicist Isaiah Zagar.

Tiny horses tethered to antique rings are scattered around the city.

A sculpture of a salmon swimming through a brick building.

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

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

A beautiful 62-acre Catholic shrine and botanical garden.

These old stone ruins in the Oregon wilderness were once bathrooms and are steeped in legends of murder.

The home of a famed utopian science fiction author has been preserved long after his predicted future in the year 2000.

Quirky castle designed by the American actor best known for portraying Sherlock Holmes on stage.

The ancient past meets the retro-future at these dinosaur tracks that are protected by a geodesic dome.

The once abandoned ruins of a Victorian beachside amusement park are now back in working order.

This historic park site contains the last remnants of a once bustling canal system.

The cave where two British judges hid in exile after sentencing the king to death.