The remains of a magnificent medieval fortress that was the capital of a vast empire.

Morocco's Argania trees are infested with nut-hungry goats.

A network of fortifications that never saw conflict.

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

Home to some of the world’s darkest skies, this project blends ancient Māori culture with world-class astro tourism.

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

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

The once and future home of New Zealand's famed Pink and White Terraces.

Highly spherical boulders on the shores of New Zealand.

Modern art meets modern convenience in possibly the world's most architecturally important public bathroom.

A lakeside garden in the Southern Alps full of whimsical artwork and thousands of beautiful flowers.

The explorer Captain Cook may have named it White Island, but the Maori call it Te Puia o Whakaari – The Dramatic Volcano.

Deadly scalding and one of the largest hot springs in the world.

One of the world's steepest streets seems to have houses sliding down it.

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

Only 68 people per day are allowed to visit this New Zealand bird-watcher’s paradise.

This strange geological landscape erupts with sudden bursts of water.

A galaxy of glowworms—larvae of a gnat—hides deep in the belly of these caves.

The most southerly spot on New Zealand's South Island is home to surreally shaped, permanently mangled trees.

This electric green sulphur lake in New Zealand looks like a cartoonish radioactive dump site.

A glacier pocked with ice caves and surrounded by rainforests.

Some of the clearest water anywhere in the world.

One man's dream has turned into this naturally growing chapel made of almost nothing but trees.

A solitary tree has grown up all alone on Lake Wānaka, backdropped by the beautiful Southern Alps.