Tohono Chul Park celebrates its 25th anniversary with stories by Stories That Soar, outdoor environmental art, readings by local children's book authors, kids' activities and cake and ice cream from 10 a.m. to 2 p.m., Saturday, April 17. Free with admission: $7 adults; $5 seniors; $3 students and active-duty military; $2 children and free for members and children younger than 5. Call or visit www.tohonochulpark.org for more information.