San Fernando Cathedral is at 115 Main Plaza, San Antonio, TX 78205. Natural Bridge Caverns is one of the natural landmarks in San Antonio not to be missed. Some of the most extensive natural caves are ...

Known variously as Capillas de Mármol, The Marble Chapel, or the Marble Caves, the caverns comprise smooth ... and you have a natural wonder for the ages. Once the glaciers retreated, water ...

Government Canyon State Natural Area is on San Antonio's northside at 12861 Galm Rd. San Antonio, TX 78254. The park has 12,000 acres of wilderness that protects the city's drinking water.