450 dead and frozen fish, proudly on display in Japan.

A hands-off space for graffiti artists to hone and display their skills.

The world's largest wooden structure.

Lithuania's outdoor sculpture trail of wooden folk art.

Better known as the "Body Farm," this unique research facility has been studying how human bodies break down since the 1980s.

A beach made of semi-precious green sand on the Big Island of Hawai'i.

A 220-foot deep watery drop-off, filled with marine life.

A museum dedicated to the history & joys of the trail & your best chance to see hikers throwing up ice cream.

When ecosystems collide in the arid Southwest.

Ferdinand Magellan dubbed the world's largest water village the "Venice of the East."

An abandoned colonial French prison notorious for its hellish conditions.

Handcrafted thermal spa washes away each night with the tide.

Once defending the city of New Orleans from invasion by sea, this fort faces an uncertain future.

No need to strap in for a "ride" on this walkable roller coaster.

One of the deepest blue holes in the world.

The true jewel of Africa's west coast known as "Africa's Last Eden."

Community owned and operated, this property is home to a diverse set of nudists.

An old world fairytale-land with over 350 fairy folk figurines hidden amongst 800 year old cedars.

The L.A. Zoo has a secret garden of rare bootleg cycads, a palm specimen dating back 280 million years.

The largest free-standing aquarium in the world resides in a hotel lobby in Berlin.

Started as a kitchen garden, now the second largest botanical garden in the world.

A hidden world of exotic succulents and cacti.

One of the deepest indoor swimming pools in the world.

Nine Gardens in one—with tea service.