National Park Service, 1849 C St NW, Washington D.C., DC 20240, United StatesOrganization: National Park ServiceLocation: 1849 C St NWWashington, DC, 20240United StatesSee map: Google MapsPhone:202-208-6843 2026 Free Entrance Days in the National ParksDates: 02/16/202605/25/202606/14/2026Show more datesHide these dates07/03/202607/04/202607/05/202608/25/202609/17/202610/27/202611/11/2026Time: See website for details. Jacob's Well Natural Area, 1699 Mt Sharp Rd, Wimberley, TX 78676, United StatesOrganization: Jacob’s Well Natural AreaLocation: 1699 Mt. Sharp Rd. Wimberley, TX, 78676United StatesSee map: Google MapsPhone:512-214-4593 Guided Tours of Jacob's Well Natural AreaDates: 01/24/202601/31/2026Time: 10 am Mitchell Lake Audubon Center, 10750 Pleasanton Rd, San Antonio, TX 78221, United StatesOrganization: Mitchell Lake Audubon CenterLocation: 10750 Pleasanton RdSan Antonio, TX, 78221United StatesSee map: Google MapsPhone:210-628-1639 Migratory Bird Fest at Mitchell Lake AudubonDates: 03/21/2026Time: 9 am-1 pm Cibolo Center for Conservation, 140 City Park Rd, Boerne, TX 78006, United StatesOrganization: Cibolo Center for ConservationLocation: 140 City Park Rd.Boerne, TX, 78006United StatesSee map: Google Maps Wednesday Walks with Noah –Cibolo Nature Center and FarmDates: 01/28/2026Time: 2:30-3 pm Visiting Sedona, AZ