Here's a Sample of possible destinations.
7:00am Pick-up
Coffee at Gruene Coffee Haus
Natural Bridge Caverns
Devil’s Backbone Rest Area
The Alamo & River Walk
Cascade Caverns
Cave Without A Name
Pedernales Falls State Park
Enchanted Rock State Natural Area
5:00pm Drop-off
Alternate stops:
Gruene Hall
Panther Canyon Nature Trail
River Road Scenic Drive
Landa Park Gazebo
Comal River Tube Chute
Faust Street Bridge
Wildflour Bakery & Grill
Guadalupe River Access Trail
Wonder World Cave
Canyon Lake Dam Observation Area
Alvin Ord’s in San Marcos
Bracken Cave Bat Conservation
Aquaarena Glass-Bottom Boat Tour
Bat Viewing area, Congress Ave. Austin
Kreutzberg Canyon Natural Area
James Kiehl Natural Area
Old Tunnel State Park Bat viewing
Inner Space Cavern
Longhorn Cavern
Rock collecting in Llano, Texas
Baby Head Roadcut to see Llanite
Caverns of Sonora