For more than a century, the citizens of Tacoma have valued Point Defiance Park as a forested refuge and an urban oasis. The community treasures its history and ecology as the crown jewel of the city's public spaces. Ancient forest continues to cover the majority of the park's 700-plus acres. Attractions of the past--a saltwater swimming pool, riding stables, and an amusement park--delighted earlier generations, though they are now long gone. The...