This narrow coastline trail through the dense Kauai wilderness is among the most beautiful and dangerous in the world.

A once-glowing grotto at the bottom of Waikapalae Wet Cave.

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

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

Submerged lava formations create incredible waterworks.

This blowhole is supposedly caused by a trapped monster.

A prehistoric landscape hidden in the cliffs of Maha'ulepu.

A cooled lava flow from the Haleakalā volcano formed these surreal-looking columnar basalt structures.

Inside, visitors are treated to the rich history of sugar farming and its impact on Hawaiian society.

Take shelter from Hawai'i's tropical heat under the massive canopy of largest Banyan tree on the island.

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

Once home to over 8,000 exiled Hawaiians suffering from Hansen's Disease.

Race through the maze, get your name on the sign.

This ancient Hawaiian henge may have been an early star chart.

This World War II-era bunker is now packed with posters and props from movies and TV shows filmed nearby.

The air force base preserves its scars from the Japanese attack on Pearl Harbor.

An authentic replica of an Asian temple and garden hidden amongst the natural beauty of Hawai'i.

A Hawaiian stairway to heaven—that you can't climb.

This museum of Hawaiian and Polynesian culture is the legacy of the last descendant of the Kamehameha Dynasty.

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

A unique set of caves that spits waves back out into the ocean.

What remains of the summer palace of King Kamehameha III.

Once the site of the Hawaiian monarchy, this building was originally designed as a palace.

During the solar phenomenon "Lahaina Noon" this bendy, curvy sculpture forms a perfectly circular shadow on the ground.