Red Rocks Park and Amphitheatre is just 25 minutes outside of Denver near the town of Morrison. The amphitheater itself is a stunning concert venue carved into a rock formation that hosts some of the best music acts in the world. During the day, the amphitheater is a popular place for exercise enthusiasts. Red Rocks Park offers plenty of sightseeing opportunities as well as picnic spots and wildlife viewing.
http://redrocksonline.com/the-park/recreation
From the legendary Coors and New Belgium to smaller favorites such as Great Divide, Denver Beer Co, Station 26 and much more - bounce around Denver's breweries and experience what they're known for best.
https://denver.eater.com/maps/best-breweries-denver-colorado
The Denver Botanic Gardens is a public botanical garden located in the Cheesman Park neighborhood of Denver, Colorado. The 23-acre park contains a conservatory, a variety of theme gardens and a sunken amphitheater, which hosts various concerts in the summer.
You’ll want to take a day to visit Rocky Mountain National Park, one of the most visited national parks in America. Spend some time in the Rocky Mountains, enjoying hiking, camping and wildlife watching. You’ll enjoy stunning lakeside views and small glaciers. If you’re not feeling like being adventurous on foot, Trail Ridge Road gives the visitors a chance to enjoy the park from inside their cars. Our favorite hike (pending weather) is Emerald lake. Easy 3 miles with a breathtaking view of 2 lakes.
Colorado Springs is not only the second-largest city in Colorado, but it’s also only an hour’s drive from Denver. The city is bustling with arts and culture, including several museums, the Cheyenne Mountain Zoo, and the U.S. Olympic Training Center. For outdoors enthusiasts, pay a visit to Pikes Peak or Garden of the Gods, one of the most stunning city parks in the country, with red rock formations millions of years in the making.
The city of Boulder is an idyllic place to spend the day, and it’s just 40 minutes from Denver. For outdoor recreation, check out the Flatirons or spend some time in Chautauqua Park. In fact, you’ll find access to over 200 miles of hiking and walking trails. Downtown Boulder is full of breweries, restaurants and quirky shops. Take a stroll down Pearl Street Mall or visit the Celestial Seasonings Tea Factory.
Royal Gorge Bridge & Park is the world's largest suspension bridge, spanning the Arkansas River at a height of 956 feet (320 m). Admission includes an aerial tram trip and several rides and attractions. The Royal Gorge Route Railroad is a 24-mile round trip train ride through the base of Royal Gorge on a route that has been called the "most arresting scenic site in all of American railroading." Rafting on the Arkansas River is conducted by numerous companies offering rafting and kayaking on one of the best stretches of river in the state.