Where do natural pigments come from?
Squid ink to make sepia, cochineal to make red... Nature offers a wonderful range of colours.
The extraordinary Salt Pans of Maras
General Sherman: the largest living organism in the world
The Horsetail fall attracts thousands of visitors each year
3 amazing landscapes in the western United States
Rainbow-colored mountains in China, a unique geological phenomena
Discover the biggest flower on Earth