Surely Daniel Defoe must have seen the San Blas islands before creating Robinson Crusoe. Surely every cartoonist who ever drew a joke picture of a man stranded on a desert island saw some of these places before putting pencil to paper. These islands of various sizes are almost amusing, so like the stereotypical image of a desert island that they are virtually a self parody. The San Blas islands and the neighbouring mainland territory is the preserve and the home of the Guna Yala, indigenous peoples of Central America with very distinctive looks and, for the women, equally distinctive clothing. After decades of poor treatment, modern times have seen the…