A rare chance to get up close and personal with a 13-mile ribbon of ice near downtown Juneau.

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

Gorgeous cave resemble a winter wonderland.

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

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

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

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

More than 25 fully functional scale replicas of famous lighthouses dot the shores of Lake Havasu.

When it was built in 1929, this historic bridge was the only place to cross the Colorado River for 600 miles.

The world's only teal arches exist in a city that cares more about its aesthetic than an Instagram influencer.

A four-hour holy-rolling, Hallelujah-shouting, Southern gospel service, rendered as a country market where "All Is Welcome, Jews, and Gentiles."

This iron and wood Civil War city-ship was the first vessel to be sunk by an electrically detonated torpedo.

An eerie and beautiful group of columns mark the site of a grand mansion lost to time and fire.

A glass display case holds the document that ended the Second World War—which one person signed on the wrong line.

Hiding in plane sight.

A 1940's shrine dedicated to drowned fishermen on the outskirts of Honolulu.

In 2018, Pohoiki Road was severed by lava flowing from the eruption of Kilauea.

A priest with no formal artistic training used basic house paint to create gorgeous religious scenes inside this historic church.

This unusual lava tube spouts seawater during high surf.

This mom-and-pop Japanese sweets shop has been serving cloud-light mochi for almost a century.

A true treehouse near Hawai'i Volcanoes National Park.

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

An unoccupied lighthouse encased in layers of ice from the waters of Lake Erie.

Smoky, also known as "Yorkie Doodle Dandy," was a four-pound hero of World War II.