The world's brightest bioluminescent bay.

Few other hotels can rival the grandeur of the Castle in the Rockies.

This black shoreline is made up of exploded lava particles.

Football field-sized microalgae production tanks on the Hawaiian coast create a stunning view from space.

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

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

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

This stretch of beach along California's central coast is a busy highway for the largest seal in the northern hemisphere.

A Mysterious Masonic tomb in San Luis Obispo.

A hotel and restaurant serving as the mecca of kitsch.

An alley covered with 20 years of bubble gum.

A chain of bells connect the California Missions and honor the legend of the "King’s Highway."

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

Forget Hollywood, one of the biggest stars in the world can be found in Roanoke, Virginia.

The rogue roots are gradually consuming some of the historic marble grave markers.

This museum devoted to the gothic author holds such interesting ephemera as his socks and walking stick.

An organ located deep within a cave, whose "pipes" are the geological features of the cave itself.

A sacred site for Native Americans surveyed by George Washington and owned by both King George III and Thomas Jefferson.

A tiny wilderness cemetery commemorates the deadliest episode of the Klondike Gold Rush.

The facade of this relic from the Klondike gold rush is decorated with over 8,800 pieces of driftwood.

A classic gold rush hotel can be expected to pick up some ghosts along the way, and the Golden North is no exception.

A historic freight system that found the true gold rush is in tourism.

Must form and function forever remain at odds? Not if the Florida Department of Transportation has its way.

This road in the Great Smoky Mountains was supposed to assuage a displaced community, but ended up a $52 million dead end.