The Ruffner Mountain Nature Center near Birmingham, Alabama, will hold its annual Earthfest musical celebration Saturday April 29 from 2-5 p.m. to honor the 36th anniversary of Earth Day. Donations are encouraged. The same day, there will be a wine and cheese sunset hike to Hawk's View Overlook. It's a moderate, mile and half hike for adults only, no pets. Reservations are required, along with a $10 fee for members, $15 for non-members.

For more information, visit the group's Web site at RuffnerMountain.Org.