This concrete ship has had four careers - World War I tanker, floating amusement park, fishing pier, and artificial reef.

Life in this isolated, hilltop lighthouse was lonely, but it sure was lovely.

One of the most elaborate displays of Jellyfish is on display at the aquarium.

Exotic feline breeding compound and conservation center.

A massive volcanic plug is now a protected area that hosts a number of bird species.

Get fishing gear and craft beer at this restaurant on the pier.

An ode to the friendship between four Pacific Rim countries.

San Diego's most historic and haunted home.

Originally built as a promotional giveaway, this suburban house was designed to be an IRL version of the Simpson home.

In the past, Renaissance sex workers were encouraged to entice customers on this bridge.

100 year tradition of fist fights, marked by marble footsteps.

Those who own or stay at this 500-year-old, allegedly cursed house often meet terrible fates.

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

This legendary urban waterfall creates a dazzling display of rainbows.

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.