A white oak with property rights.

This unassuming cheese empire in rural Oregon churns out more than 150,000 pounds of cheese each day.

Town of spiritualists and mediums in Florida.

When the town wouldn't allow the fast-food behemoth to build a new restaurant, they put one inside an 1850 home.

A tribute to the Nirvana frontman hides beneath the bridge that was the singer's beloved hangout spot.

This sculpture forces visitors to confront their relationship with space.

The longest and widest floating bridge in the world.

This private home is famous for appearing in the cult-classic "Twin Peaks" series.

The flock of plastic poultry is an ode to the classic comedy staple.

The key to turning shifting dunes into the green oasis of Golden Gate Park.

This private residence was the template for one of the most beloved television homes of all time.

Staircase winds down the side of Telegraph Hill through gardens, wild parrots flying overhead.

A beautiful footbridge with over 2,000 glass sculptures along the walls and ceiling.

The seawater playground of gilded-era San Francisco burned to the ground in 1966.

A walk-in working camera obscura produces 360-degree live images of the San Francisco coast.

An artsy hidden staircase leads to breathtaking views of San Francisco.

This small-town pizzeria won the Hollywood lottery.

Holding multiple historical boats and an entire 19th century village, this New England attraction is the largest maritime museum in the world.

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

A religious-themed park filled with folk art to bring biblical stories to life that fell into disrepair and now being restored.

One of Savannah's oldest and most haunted cemeteries, featuring graves desecrated by Sherman's Union Army.

A statue honoring 44 continuous years of greeting passing ships.

This kitschy tavern is also home to rare early editions of "Treasure Island."

An octet of classic chrome trailers speared into the ground act as a tribute to the silver bullets of the open road.