Denver has one of the world's most stunning backyards: the majestic Rockies and everything that Colorado has to offer. The Mile High City is the gateway to amazing locations, just waiting for you to explore. Browse the best day trips from Denver, Colorado.

Find fun things to do in Colorado with our free visitors guide.

Denver offers quick, easy access to the Rocky Mountains, where a wealth of national and state parks, national forests and scenic areas fill your senses.

Get outdoors at nearby state parks for picnics and camping, diverse trails, waterways for fishing and boating, and prime rock climbing and bird watching.

Within city limits, Denver offers more than 200 traditional and historic parks. Find the most popular mountain parks to visit during your stay.

The Denver area positively sparkles during winter and there are plenty of family activities for you to enjoy!

In early fall, the shimmering leaves of the aspen, the quintessential Colorado tree, turn gold, sending locals and visitors rushing to the mountains.

Discover great attractions, authentic Old West experiences, sightseeing opportunities and quaint mountain towns just a short drive from The Mile High City.

Explore the Rocky Mountain foothills on a 40-mile loop including Golden, Morrison and Evergreen and attractions like Red Rocks, museums and dinosaur tracks.

The Mount Evans Scenic Byway is the highest paved road in North America. Plan your Colorado day trip to drive up or hike the 14,264-foot summit.

One of the top outdoor and adventure destinations in the world is just an hour and a half from Denver. Take a day and explore this magnificent natural gem.