The world's most spectacular stone forest The Tsingy de Bemaraha Integral Nature Reserve, also known as the Tsingy Stone Forest, is one of the most spectacular and unique natural landscapes in the world, consisting of an enormous and rare collection of razor-sharp limestone needles. Check out this gallery for an exhilarating look at the dramatic landscape and its exceptional beauty.

A difficult place to reach Located in Madagascar's Antsalova district, the natural reserve is one of the world's most difficult-to-reach UNESCO World Heritage sites. A cathedral of limestone needles The rare and eerie geological phenomena were once submerged, some 200 million years ago.

It's gigantic! The Madagascar reserve is approximately 595 sq km (230 sq miles) in size It's also very tall The stone towers rise 100 m (330 ft) from the ground.

A dangerous place The distinctive razor-sharp rock formations were created by erosion from tropical rain, which washed away the softer stone and left killer spikes. You couldn't dream up an image like this The land may seem unforgiving, but it also offers a world of beauty in its menacing looks.

Watch for Top 5s of Today!

Highlights

---