Watch the newest land on the planet form before your eyes.

A series of waterfalls and pools that flow through the 'Ohe'o Gulch and into the ocean.

These picturesque Hawaiian falls are home to a rare species of fish that uses a special sucker to climb up cliffs.

This black shoreline is made up of exploded lava particles.

A tunnel of hardened lava along Maui’s famous Road to Hana.

Running under an entire mountain, the longest highway tunnel in North America is kept fresh using portal fans and jet fans.

An Alaska livestock farm devotes itself to harvesting wool from creatures that once ran with mammoths and sabertooth tigers.

This small city where almost everyone lives in the same building can only be reached via North America's longest tunnel.

While not recognized by Guinness, this chocolate waterfall is likely to be the world's largest.

Colorful boxes placed over the dead are left to rot and crumble.

The king of U.S. high points towers over every other peak on the continent.

A sculpture of the famous photograph stands on San Diego's "Greatest Generation Walk."

North America's largest accredited model railroad museum.

San Diego's most historic and haunted home.

The real faces of Venice beach captured on Romanesque columns.

These delicate buggers are some of the rarest fossils that have bubbled up from the Tar Pits.

A modern day curiosity cabinet.

This quirky UFO-shaped curiosity is often mistaken for the airport’s control tower.

A giant donut stands as a popular symbol of Los Angeles iconography.

This museum honors the first Spanish land grant in California which is still in the hands of the original owner's family.

America's most famous piece of self-built architecture.

Natural sonic phenomenon comes with a grisly legend of murder and blood.

A preserve with 75,000 ancient drawings remains the realm of public – not just scientific – exploration.

A unique geological area spiked with wind-carved rocks that resemble teepees.