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

This park is home to a massive bird sanctuary.

This classic steam-powered train takes tourists on a nostalgic trip around the Connecticut River Valley.

The world's largest indoor go-kart racetrack is hiding in Connecticut.

The site of a defunct mill, that once supplied marble for the construction of the Lincoln Memorial.

This once-popular otherworldly landscape was formed by one of the largest volcanic eruptions in history.

The world's largest carnivore sanctuary is home to over 450 meat-eating rescues.

Despite being one of the most photographed vistas in the Rockies these twin peaks are rightfully known as the "Deadly Bells."

Strange red rock formations that have been attributed to a higher power for hundreds of years.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

Wondrous sandstone hoodoos where Native Americans collected clay for pottery, 9,000 years ago.

Beneath the southern end of the Golden Gate Bridge is the “Gibraltar of the West Coast,” a fort built to protect the San Francisco Bay from naval attack.

The flow from this waterfall sometimes comes out of springs below its rim.

Traversing these canyons, visitors can take in stunning views and glimpses of the region's history.

Centuries of crashing waves carved out this small hole in the rock, which lights up at certain parts of the year.

Spend a day hanging out with domesticated Russian foxes.

Thousands of migrating monarchs overwinter clustered amongst the eucalyptus trees.

This little valley along Highway 1 is engulfed by thousands of lilies during the spring season.

Gorgeous purple flowers drape from the world's largest blossoming plant.

This Pringle-shaped ledge makes for the perfect photo op.

A pair of large white marble lions guard this stretch of the Mojave Desert, and it is utterly mysterious how they got there.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

This naturally heated mountainous creek has created a group of neon blue pools of potentially deadly boiling water.

Quite simply the largest tree in the world (by volume).