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!