As part of a series of nature classes being offered this summer at Historic Poole Forge, 1940 Main St., Narvon, "What Lives in the Stream?" will be presented on Wednesday, July 23, from 1 to 2 p.m.

Biologist Brad Basehore will teach attendees about the creatures that live in the Conestoga River that runs through Poole Forge.

The program is free, but donations will be accepted. For more information or to register, call 484-797-5302 or email hpf1940@gmail.com.