One of Antoni Gaudí's most classic buildings is well-known for its "dragon-back" design.

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

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

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

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

This blowhole is supposedly caused by a trapped monster.

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.

Cavernous opening completely encased in Karst limestone.