In Barcelona, outside of the surrealist Sagrada Familia church, a lone engraver of glass leans into a grindstone, six long days a week. His name is Toni Moya, and he’s among the last of his kind in Spain. A craftsman etching the finest of designs, by hand, into high-end crystal cups, glasses and vases. Earlier this year, The World’s Gerry Hadden took us into his workshop.

This story originally aired on Feb. 28, 2025.