Looking to experience time travel or just a departure from everyday noise? Try a sound bath in the Mojave Desert’s acoustically perfect Integratron, designed by a ufologist—after an encounter with extraterrestrials from Venus, of course.“No phones. No shoes. Only one of you on the ladder at a time.” The tall staffer who appeared to double as the property’s security guard pointed across the circular room, towards a narrow wooden ladder leading to the second floor…