Climbing this abandoned railway leads to breathtaking vistas of O‘ahu.

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.

The island of Lanai in Hawai'i is a paradise for cats and cat lovers.

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

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

This black shoreline is made up of exploded lava particles.

Siberian husky that delivered a life-saving antitoxin.

Don't be a grizzly man. Get personal with Alaska's wild bears from the safety of this conservationist camp.

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

A rare kind of blue bear can be found chiefly in the national park that shares their name.

Internationally recognized group that works to protect the wolf and educate the public about its plight.

Upside-down trees serve as natural flower pots in this hanging garden of Alaska.

This frozen tunnel in central Alaska is both an engineering feat and a valuable climate classroom.

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

Mind-blowing carvings and fantasy ice scenes grace the largest year-round ice environment in the world.

This whimsical stacked cabin looks like something out of a children's book.

Breathtakingly blue walls shimmer inside the "Glacier Behind the Town."

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

A whimsical menagerie of devils, krampuses, satyrs, and other horned creatures.

This scenic gorge is named after one of the most famous Bigfoot attacks in pseudohistory.

This Seattle store is packed with all sorts of curious creatures and creations.

The highest point in Washington state is a volcano covered in glaciers.

The illuminated falls are a gem in North Cascades National Park.