This Florida sinkhole hides a rainforest-like micro-environment in its depths.

St Bernard de Clairvaux Episcopal Church, better known as one of the oldest European buildings in the Western Hemisphere.

Where manatees are the snowbird vacationers in these balmy Florida springs.

Life-sized sculpture of a blue whale made of hand-recycled plastic trash.

Thousands of mounted insects, and some live ones, hide within an otherwise ordinary shopping mall.

An immersive environment that is part haunted house, part choose-your-own-adventure, and part jungle gym.

The only swimming pool listed on the National Register of Historic Places is emptied and refilled each day with naturally filtered water.

These remote Florida islands have a history of sea turtles and sunken treasures, and one of the world's largest coastal brick fortresses.

Seller of surplus nuclear research materials.

If drivers cross the rumble strip on this stretch of Route 66 at just the right speed it plays "America the Beautiful."

An ode to the history of telephones inside a telephone building.

The remains of Abó, Gran Quivera, and Qurai are monuments to the long, complicated history of the Indigenous people of the Southwest.

A rare memento of a lost Indigenous group.

Explore a misty river canyon from a metal bridge system.

A somber monument commemorates the site of a Native American reservation marked by suffering.

Hidden in the Chihuahuan Desert resides an amazing collection of petroglyphs.

The hallowed remains of a 900-year old Ancestral Pueblo great house.

Apparently, the whole cosmos emanates from this plain concrete tower.

Owned by Native American women, this brewery is a celebration of indigenous culture in the American Southwest.

A frozen oasis lies beneath the scorching New Mexico desert.

This opulent Pueblo Deco movie palace melds Art Deco and Native American motifs.

This centuries-old pueblo church houses the body of a Franciscan friar who is said to be a rare "incorruptible" corpse.

Thousands of pieces of art have been carved into the rock at the site of an ancient volcanic eruption.

At this research institute, the chile is king.