Guided Hikes at Mountain Park Environmental Center, Beulah. Hikes are guided by an experienced naturalist. Most are appropriate for ages 10 and up and last 2 to 3 hours. Come prepared for the weather, wear good shoes and bring water. $3, or free to members. Register early, group size limited. 719/485-4444. On Sat., June 15, 8 a.m.: South Creek hike. On June 23, 6:30 p.m.: Full Moon/Summer Solstice Music Hike.
Bike by the Full Moon along the Santa Fe Trail to Palmer Lake. Reservations required, 520-6387. Fri., June 21, 8:30 p.m.
Daily Guided Hikes from the Starsmore Discovery Center, 2120 S. Cheyenne Road. Wear hiking boots and bring water. From 11 a.m. to noon: Columbine Trail. From 1:30-3:30 p.m.: Silver Cascade. At 2:30 p.m.: Wildflower Safari.
Ultimate Frisbee Coed Summer League playing Wednesdays at 6 p.m., June 5-Aug. 14 at Fountain Valley School. $30 include custom team shirt and disc. Beginners welcome, ages 16+. Call Scott, 210-5390.