Clifftop hosts a prairie tour this Saturday, July 16, from 9-10:30 a.m. at the Paul Wightman Subterranean Nature Preserve, 3255 G Road, Fults.

Southwestern Illinois College biology instructor Laura Schaefer will lead a one-mile walking tour of the prairie, helping participants identify native prairie plants while teaching about plant adaptations and prairie ecology.

Attendees are asked to meet at the pavilion, dress for the weather and bring a drink.