This artificial lake was built to provide water for a planned facility that would treat tuberculosis patients.

Home to the oldest operating roller coaster in the Southern Hemisphere.

Cooled, fractured lava formed this geometric rock feature.

The spherical grains of white quartz sand give every step on this Australian beach a distinctive sound.

A waterfall rushing through a lush fern gully in Australia's Tarra-Bulga National Park.

This extraordinary geological oddity resembles human-made pavement.

Australia's largest traditional hedge maze features a Great Gnome Hunt.

A small, but award-winning beach known for its literally spotless reputation.

The only pollutant in the clear blue water is sunscreen.

A massive stairway that almost wasn't leads to one of Australia's most scenic vistas.

Once the path of a railway tunnel, now home to thousands of glowing insects.

A collection of outdoor mystical statues paying homage to indigenous Australians and ecological stewardship.

Woven tree art gives this towering Australian woodland a touch of mystical whimsy.

A castle hand-built by a Spanish dreamer in the Australian tropical jungle.

Australian Lake set aglow by Noctiluca Scintillans.

An Australian lake whose pink hue defies scientific explanation.

This black shoreline is made up of exploded lava particles.

Hidden in a secluded Greek cove is a pristine beach marred only by the rusting smuggler's hulk stranded on its shores.

A hundred and twenty year old twelve story lighthouse located on a beautiful Indonesian island.

Once home to Komodo dragons, this island dreamscape has a rare combination of white, pink, and black sand beaches.

Spanning an elevation of 160 feet and containing 388 steps, this is Seattle's longest staircase.

This chilly Canadian hotel has a four-month lifespan due to the unusual material it's made of.

An abandoned railroad tunnel is now filled with bioluminescent bugs.

Spiral alpine structure provides an alternative experience of viewing the Matterhorn.