“Nature is ever at work building and pulling down, creating and destroying, keeping everything whirling and flowing, allowing no rest but in rhythmical motion, chasing everything in endless song out of one beautiful form into another.”–John Muir. Join us in the Discovery Gardens for a special performance by Doug Hulmes as John Muir to learn more about the life and work of one of the early pioneers of American environmentalism. $25 for general admission. 50% discount for members! Preregistration required.