Discover all of the cool things to do in Estes Park. Winter, Spring, Summer, Fall, there’s always something fun to do in Estes Park. If you are planning an epic trip to Colorado this summer with your kids or extended family, Estes Park is the perfect destination. As the Gateway to the Rockies, Estes Park is just a stone’s throw away from Rocky Mountain National Park. Plan for epic hikes, fun on the Rainbow Slide, or a spooky evening tour of the Stanley Hotel.