Denver, CO is the capital and most populated municipality in the state. Nicknamed the "Mile High City," Denver is exactly one mile above sea level, making it the highest major city in the US. Located just a few miles from the foothills of the Rocky Mountains, residents of Denver frequently enjoy the outdoors. Because the weather is generally warm and sunny, Denver gained a reputation of being an active and outdoor-oriented community. Residents regularly camp out in the mountains, ski in the winter, hike, climb, kayak, and more! But what is there to do when the weather is cold, rainy, and not suitable for play? The answer may be simpler than you think!