Giant, friendly pelicans in Central London, the most unlikely of places.

The perfectly preserved underground rooms where Churchill plotted the war against Germany.

This Australian beach is composed of tiny shells.

Living fossils in this remote Australian bay provide a glimpse of what Earth may have looked like 3.5 billion years ago.

This gracefully curving formation looks like a massive wave that was suddenly turned to stone.

Alien rock formations grown from the sands of an Australian national park.

White cockroaches and other cave species occupy this massive series of lava tubes.

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

The 18th-century home was disassembled into 253 cases and brought all the way from the other side of the world.

Once housing children next to hardened criminals this historic jail once displayed Ned Kelly's skull until it was stolen.

The bullet-banged DIY suit of armour belonging to Australia’s most famous outlaw.

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

Known for the tunnel that leads visitors to the water.

One of New Zealand’s few castles boasts beautiful gardens, grand architecture, and a history filled with family drama.

This preserved village shows the modest lifestyles of the area's 19th-century Chinese gold miners.

New Zealand's epic shrine to all things puzzling.

Highly spherical boulders on the shores of New Zealand.

A perfect turquoise lake colored with glacier dust.

A glacier pocked with ice caves and surrounded by rainforests.

The glacier tucked within a New Zealand rainforest.

This strange geological landscape erupts with sudden bursts of water.

Handcrafted thermal spa washes away each night with the tide.

The platform atop this verdant volcano was built with the help of a royal elephant.

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