A local pineapple cannery once dumped pineapple trimmings off of this pier, with sometimes smelly results.

Now a pedestrian bridge, this was once part of a narrow-gauge railroad that ran along the east coast of Kauai.

This monument built by Japanese American immigrants spent decades underground.

This former luxury resort in Kaua'i is now an abandoned relic.

This blowhole is supposedly caused by a trapped monster.

This industrial area was the dumping ground for massive amounts of trash, some of which washes up as tiny bits of sea glass.

A burial ground for workers at one of Hawai'i's largest sugarcane producers that laid buried for decades.

This ruined fort and statue are a testament to the last king of Kaua‘i’s savvy diplomacy skills, which briefly brought Russians to Hawai‘i.

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

Hawai'i's oldest wooden house was shipped around Cape Horn from Boston in 1820.

The only royal palace on U.S. soil has been a territorial capitol, a military headquarters, and a prison for a queen.

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

These ancient sacred grounds granted amnesty to those who managed to reach them.

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

Try your hand at old-fashioned coffee growing at this museum devoted to one of the world's most coveted beans.

A controversial memorial at the place where Captain Cook met his violent end.

This unusual lava tube spouts seawater during high surf.

Earth's tallest volcano is sacred to Native Hawaiians, and home to a dozen world-class observatories.

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

This legendary urban waterfall creates a dazzling display of rainbows.

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

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

This black shoreline is made up of exploded lava particles.

Atop an active stratovolcano, two lakes separated by a narrow strip of land.