Mountains, fall colors, stargazing, hiking, the highest peak in Texas, and one of the largest caves in the world await on this 3-day Guadalupe Mountains and Carlsbad Caverns National Park itinerary. The parks are only 45 minutes apart and offer a great opportunity to visit two National Parks in one trip. Follow our 3-day itinerary to experience the best that Guadalupe Mountains and Carlsbad Caverns have to offer.