Home to the abandoned Tioronda Hat Works Factory, this park is a combination of woodlands and marshlands.

A 40-foot waterfall flows into this unique natural swimming hole.

Located in a remote part of a Louisiana wildlife refuge, this tree has been standing for more than 1,200 years.

An impressive waterfall nestled in the cliffs of Idaho's Snake River Canyon.

Unusual white sandstone formations in the Los Padres National Forest.

These beautiful garden buildings are among the oldest surviving greenhouses in the United States.

Under the shadow of its towering parent tree, a rare specimen of sequoia produces ghostly white leaves.

After retiring, Gary Pendergrass turned his yard into a wonderland of outsider art.

Deep into the lower floors of Pike Place, find a date with fowl fate.

An internationally-recognized dark sky sanctuary lies in northern Nevada, near the Oregon line.

The design of this ornately decorated place of worship closely mirrors a church in Vietnam.

Loyal fans of one television's most famous painters still come to pay their respects.

An unusual slot canyon in the Aztec/Navajo Sandstone has a cross-section like an inverted old-fashioned keyhole.

The first keystone arch railroad bridges constructed in America.

This underground cave located in the most barren reaches of Idaho is filled with ice year-round.

This short-lived tea and silk farm is believed to be the first permanent Japanese settlement in North America.

A city park that sits on top of a freeway.

This fallen red oak tree has been transformed into a piece of trailside art.

This miniature museum is home to a vast array of insects.

A unique collection of more than 250 rocks and minerals located on a university campus.

An award-winning children’s garden enchants visitors at the intersection of natural beauty and fairy tales.

From a canyon-like gorge, more than 20 million gallons of water emerge every day, while a smaller spring drips down, creating the illusion of an endless, gentle waterfall.

Improbably, the largest wildlife refuge in the conterminous 48 states sits just northwest of Las Vegas, Nevada.

An oddity shop filled with taxidermy, funerary memorabilia, and more.