Garner State Park

Crystal Cave Guided Hike
Join the Interpretive Park Ranger on a morning hike to stunning overlooks and to Crystal Cave.
River Model Activity
Get your hands wet with a Park Ranger in this river model activity!
Art in the Park
Join a park volunteer outdoors at the park Visitor Center creating works of art!
Old Baldy Guided Hike
Join a Park Ranger on a guided hike to summit the park's most iconic hill, Old Baldy!
Skins and Skulls
Join a park ranger in exploring some of the skins and skulls of animals found in the park.
Wild Horse Creek Guided Hike
Join a park ranger on a 2.25-mile guided history hike to a scenic overlook of the Frio Canyon!
River Investigations
Explore the shallows of the Frio River with a ranger. Come investigate the riverbed and see all the wonderful critters swimming in the river!
Star Party
Take a peek through a telescope with a park ranger and enjoy the wonders of the night sky at Garner.
Crystal Cave Guided Hike
Join a park ranger on a morning hike to stunning overlooks and to the Crystal Cave.
Wag in the Park Nature Hike
Dogs welcome! Bring your dog on a nature hike with a ranger.
Veterans Suicide Awareness Hike
Join us for a hike in honor of those we have lost to suicide and in support of those still struggling to find a way to live after their service.
River Bugs
Explore the shallows of the Frio River with a ranger. Come investigate the riverbed and see all the wonderful critters swimming in the river!
Crystal Cave Guided Hike
Join a park ranger on a morning hike to stunning overlooks and to the Crystal Cave.
Birding with a Ranger
Learn some birding basics with a park ranger as we explore the park bird blind and pollinator garden.
International Observe the Moon Night
Join park rangers for International Observe the Moon Night, where you will be able to explore and learn about our closest neighbor, the Moon.
Wag in the Park Nature Hike
Dogs welcome! Bring your dog on a nature hike with a ranger.
2025 Texas Pollinator Bioblitz Nature Walk
Become a citizen scientist and learn how to record scientific observations using iNaturalist
Tent-building Timed Competition
Gather your friends and test your tent-building skills against a Texas Outdoor Family ranger! Also, Texas Outdoor Family hosts camping workshops all over Texas. Stop by to learn how to camp with them!