Teide National Park is the oldest of the Canary Island parks. Teide is the largest volcano in Spain and this area was designated into a national park in 1954. There are a variety of diverse flora because of the unique volcanic area - there is a diversity of plants, insects, reptiles, birds and mammals, such as rabbits and bats. The last eruption was in 1909 and even if its been dormant all this time, the volcano still spews out some steam and sulphur. The park is popular and there are lots of opportunities to get into and experience the park. Visitors may take a cable car up to Mount Teide (make sure to check the tour and operating hours). Hiking is also popular and there are a variety of routes depending on your experience level. For those looking for a challenge, visitors also have the opportunity to climb Mount Teide. You may also take in the sight of Los Roques de Garcia, which are the famous formations below Mount Teide. There are stargazing opportunities as well - the Tenerife Observatory has guided tours for those interested in marveling at the stars and planets. There are limitless opportunities for outdoor adventure at Teide National Park.