Built over an abandoned train yard, this hidden gem is full of winding paths and offers gorgeous views of Sydney Harbour.

Relics of Australia's convict past, and a modern scene of unimaginable horror.

Come for the flowers, stay for the bats!

An unphotographable nightly march of tens of thousands of "fairy penguins" from sea to shore.

Nine limestone rock stacks on Australia's "Shipwreck Coast."

A clear example of the process of erosion in action.

One of the best beaches in the entire world.

An opal mining town in the middle of Australia where people live, worship, and shop underground.

High winds can make this one scary landing.

New Zealand's only running funicular railway.

The "Rocky Horror Picture Show" character has a hidden camera that broadcasts people doing the "Time Warp."

These two delightful animal-shaped buildings host a visitor center and wool shop.

A New Zealand communications tower stands as the tallest structure in the Southern Hemisphere.

Edoras, capital city of Rohan in Lord of the Rings, once sat atop this isolated New Zealand mountain.

This deadly little sliver of beach has seen hundreds of whales beach themselves over the years.

Handcrafted thermal spa washes away each night with the tide.

The world's only complete colossal squid specimen is on display at the Te Papa Museum.

Major tourist destination known for its bubbling mud-pools and hot thermal springs.

The glacier tucked within a New Zealand rainforest.

A Maori village obliterated by an 1886 volcanic eruption.

A glacier pocked with ice caves and surrounded by rainforests.

A perfect turquoise lake colored with glacier dust.

Dolphins, ancient clams and hundreds of waterfalls make this one of the world's top tourist destinations.

Tubing through a cave lit with glowworms is a magical underground experience.