The Rocky Mountains aren't all about soaring vistas and breathtaking mountain ranges. The area surrounding the Vail Valley is also home to scientifically and visually stunning cavern systems the perfect destination for a day of fun and education. Just a short drive from Vail, you can find yourself exploring living cavern systems, including hundreds of cave formations, ranging from small to gigantic. Take a walking tour of the caverns, and stop to examine the wonders of nature and snap photos of the incredible formations. For the more adventurous, take a tour of the caverns that includes some crawling the best way to see these wonders of nature up close. And for the real thrill-seeker, there are even "wild" tours, which take you to places within the caves that human eyes rarely see. Whichever tour best fits your agenda, you can depend on a fun and informative day learning about the topography and formation of the region you are visiting. What to Bring Regardless of your tour, comfortable shoes are a must. The caves maintain a temperature in the low-50s, so bring a top layer to ensure warmth and comfort. If you opt for a tour that includes crawling, be aware that your clothes will be very dirty, so choose your attire accordingly. Additionally, a clean change of clothes is a must no one wants to ride home dirty, so pack an extra set. See "What to Wear - What to Bring"