In a lyrical mix of natural science, history, and memoir, Melissa L. Sevigny ponders what it means to make a home in the American Southwest at a time when its most essential resource, water, is overexploited and undervalued. Mythical River takes the reader on a historical sojourn into the story of the Buenaventura, an imaginary river that led eighteenth- and nineteenth-century explorers, fur trappers, and emigrants astray for seventy-five years...