Architect Simon Mitchell on Prada Marfa, Texas

As a designer of luxury retail premises, Simon Mitchell was astonished to find what looked like an upmarket boutique by a desert highway in TexasEvery year I take a motorbike holiday, just booking a hotel the night I arrive and then heading off into the unknown. Last year I flew into LA for a 3,500-mile trip around California, Nevada, Arizona, Texas and New Mexico. On the way from Fort Davis to El Paso, where there is nothing as far as the eye can see but desert and long straight roads, I stumbl