For centuries, fabrics have been more than just materials for clothing—they have symbolised status, wealth and artistry.
Narrator: Lotus silk is one of the rarest fabrics in the world, produced only in small ... So just how is it made, and what makes it so expensive? Phan Thi Thuan's family have been making silk ...
From intricately designed pawns to boards from luxury brands, check out the most expensive chess sets in the world.