Narrator: This is said to be the world's oldest leather-making tradition. It's called vegetable tanning, and it's a process that has been perfected over generations here in Tuscany. Artisans spend ...

The 5,300-year-old mummy of Otzi the Ice Man, carried a backpack – and wore a pouch attached to a leather belt – on his journey through what are now called the Tyrolean Alps. Ancient Roman ...