Adventure

Big Bend Ranch State Park Tread a network of trails that wind through the 300,000-plus acres of Texas's largest state park; experience rugged landscapes, dramatic canyons, extinct volcanoes, and abundant wildlife; for a true Texas experience, travel the land on horseback. 1900 Sauceda Rd., Presidio, TX; +1 432 358 4444.

Island Equestrian Center Take a ride on the wild side with a trot along the beaches of South Padre Island on your choice of horse, suited to your riding level. 391 South Padre Island Blvd., South Padre Island, TX; +1 956 761 4677. Fee.

Natural Bridge Caverns Pan for precious stones, take a tour of Texas's largest public cavern—and, if exploration is a passion, join an adventure tour, which will take you deep into the caverns with the aid of ropes and headlamps. 26495 Natural Bridge Caverns Rd., San Antonio, TX; +1 210 651 6101. Fee.