Forget everything you think you know about mobile homes. Thanks to a talented crop of designers and builders, today’s portable houses combine the comfort and style of a custom home and the sustainability of simplified living with the ease of RV travel. Whether you choose to join the Tiny House Movement and live in one full time, use it to travel the West or just want a one-of-a-kind way to accommodate guests, this roundup of top designs includes a house to fit your needs.