If you’ve never traveled through the American Southwest, it really is a place that looks like an alien landscape. Two years ago, I took a road trip with my husband and son in an RV from northern California down to southern California, across the Tehachapi Pass, into southern Utah, down to the Grand Canyon, and back to California via Barstow. Stretches were the road were flat, dry and barren with Joshua trees spotting the acres as the only plant life while other parts curved t