Discovery Days & Lantern Tour at Natural Bridge Caverns NATURAL BRIDGE CAVERNS, Texas, June 1, 2010 (GLOBE NEWSWIRE) -- Tuesdays in Texas just got a lot more fun! In celebration of their 50th anniversary of discovery, Natural Bridge Caverns, Texas' largest...

Natural Bridge Caverns Opens New Tour of Spectacular and Rare Formations Illuminated by Dramatic New Lighting System SAN ANTONIO, April 28, 2008 (PRIME NEWSWIRE) -- Natural Bridge Caverns, Texas' largest caverns, is launching a new tour of the Hidden Passages that includes a chance to view extraordinary features...