Live long and prosper in Tennessee.

Enormous lake at the bottom of a unique cave system.

These early tent-shaped grave coverings are unique to Appalachia.

A fairytale art house in the middle of Wisconsin.

Covering 37 subterranean acres, this Armillaria gallic is a famous fungus with its own festival.

The highest point in Wisconsin is capped by two towers that are not as mythic as Tolkien's but provide much better views.

When waves crash onto this section of beach, the rocks sing a song.

A haunting army of decomposing, moss-covered stuffed animals and dolls guard this swinging truss.

The watery grave of an impractical idea.

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

This gorgeous beach hides behind two headlands in Oregon's Ecola State Park.

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

Commonly referred to as the most photographed Victorian home in the United States.

One of the most scenic stretches of road in America winds between some of the country's oldest trees.

This massive redwood tree has a hole in the base big enough to drive through.

Canyon walls shrouded in ferns.

Only known mainland rookery of the threatened Stellar sea lion.

On the Oregon coast there is a natural hole that seems to be draining the sea.

Once a year, thousands of naked cyclists flood the streets of a Seattle neighborhood.

Four abandoned towers hidden above the Douglas fir forest in Washington.

The gravestones in this lost burial ground were bulldozed and replaced with houses and a dog park.

Granting the right of way to ships over surface traffic since 1917.

This edible park is open to any and all foragers.

A 50-year old dive bar that has its own yacht club.