First Friday Twilight Treks Location Tree Hill Nature Center 7152 Lone Star Road Jacksonville, FL32211 About Expand your understanding of Florida’s natural environment with these enlightening nighttime programs. Twilight Treks include dinner, stories about local Florida natural history, hands-on experiments and a guided trail tour – including owl calling by UF Florida Master Naturalist and Tree Hill Executive Director Mark Mummaw. The program will last from 7:00 p.m. to 9:30 p.m (times may be adjusted slightly to ensure we are out at dusk). Treks are $10 for members and $15 for nonmembers and include admission, dinner, and all program activities. Members ($10) Non-Members ($15)