Keystone is the ultimate year-round outdoor playground. Families will discover a wealth of things to do to keep the kids, and themselves happy, with everything from a Kidtopia Play Park, Keystone Science School Day Camps and the summer snow tubing hill to stand up paddle boarding and boating on the lake, miniature golf, GPS Geo-Cache Adventures and dinner wagon rides. Then there are the festivals, like the Model Boat Regata, the Snake River Festival, and Cirque D’Wheels. If you stay at Keystone Resort, the Kidtopia Children’s Theatre hosted in the Quaking Aspen Amphitheatre is free every Friday.

The outdoor adventurer remains busy throughout the year in Rocky Mountain National Park. Open 365 days a year, there are activities and sports throughout the summer/fall and winter/spring seasons. Whether looking for a new route to an adrenaline rush, or simply enjoying a favorite pastime, Rocky Mountain National Park's unique and varied landscapes offer something fun. 
Telluride offers the quintessential Colorado mountain town experience. Not only are its streets lined with grand Victorian buildings, but it has become a hub for adventurers, athletes, and artists of all types, nestled in an isolated box canyon, far from the chaos of modern life. While there’s no skiing this time of year, visitors can still take a ride on the gondola up the mountain to get a bird’s eye view of the town and the breathtaking surrounding landscape. There’s also the opportunity to hike to the state’s longest free-falling waterfall, Bridal Veil Falls, enjoy fantastic fishing, golfing and biking. This little town is big when it comes to festivals too, with the annual Bluegrass Festival bringing a multitude of bluegrass bands to the area to enjoy the sun and the tunes in the outdoor amphitheater.
Located just a few miles to the northwest of Denver, Boulder is a college town nestled against the foothills of the Rocky Mountains. Boulder’s inhabitants are best known for their healthy lifestyles, and outdoor activities are plentiful in and around the city. Boulder Creek cuts straight through the town and is lined with walking and biking trails. The four-block pedestrian-friendly Pearl Street Mall features outdoor performers in all but the most inclement weather. A drive up Baseline Road on Flagstaff Mountains rewards visitors with spectacular views, and there are picnic areas and hiking trails to enjoy at the summit as well.
_{Central ColoradoFind yourself in Colorado Springs at Pikes Peak. We have five historic trains to transport you back to the days of cowboys and gold mining. Endless trails allow you to enjoy the abundant sunshine and spectacular scenery. A family vacation in Colorado Springs is the smart choice – great lodging values, a long list of low-cost or no-cost activities, and adventure around every corner. Order your free guide today.}
Castle Mountain Lodge got its start in the late 1950s and became the first new cottage to be built and rented annually. Soon after the first building was built, five more cottages were constructed. Today, the dog-friendly lodgings feature one-bedroom, two-bedroom and three-bedroom options and include access to the public hot tub, rooms with private, indoor hot tubs and rooms with private, outdoor hot tubs. Get all the details and make your reservation online here.
_{Sleep helped the altitude sickness, and after a full night in one of the research site’s cabins, I felt much revived. Brian fished in the morning and I scrambled up a rocky outcropping with a graduate student studying pikas through their poop (a non-invasive way to analyze stress levels of this small mammal that looks like a cross between a rabbit and a mouse): but our afternoon was free. What to do?}
Region 4 is the heart of the park with easy road and trail access, great views, and lake hikes including the most popular trails.[35] Flattop Mountain is a tundra hike and the easiest hike to the Continental Divide in the park. Crossing over Flattop Mountain, the hike to Hallett Peak passes through three climate zones, traversing the ridge that supports Tyndall Glacier and finally ascending to the summit of Hallett Peak.[44]

The Experience: Located in a Western ghost town in the Rockies, Dunton Hot Springs is the rustic escape for families that want to experience the great outdoors without compromising luxury or comfort. Dunton offers perma-tents, tepees, and cabins for lodging. This remote destination hotel will get you off the beaten path and out of your comfort zone in the best, most luxurious way possible.

Depending on when you choose to stay in an Estes Park vacation rental, you may be able to catch family-friendly events like the annual Teddy Bear Picnic or Longs Peak Scottish-Irish Highland Festival. If you aren't able to make it to those events, don't worry: you can always pick up some local history at the Lula W. Dorsey Museum or Stanley Steam Car Museum. Visit the local shops and galleries like the Wild Spirits Gallery or Alpenglow Images & Accents to see some local photography, woodworking, jewelry, and other crafts or pick up a souvenir or two for friends and family back home. 
Breckenridge is one of the top names in Colorado getaways, but you have to see the quaint downtown surrounded by towering peaks to truly understand what makes this destination so great. Known for its premiere skiing and beautiful hiking—picture rocky trails and alpine lakes—it’s a Colorado weekend getaway that makes you want to get outside and explore. For those who are interested in cozying up while on vacation, a spa package or winery visit could do the trick.
Greeley is conveniently located just 50 miles from Denver in one of the top agricultural areas of America, which is great news for foodies. You can visit various breweries, buy farm-fresh produce at the farmers’ market and dine farm-to-fork style at many restaurants in the bustling Greeley Creative District, which includes several historic buildings that now house galleries, museums and entertainment venues.
A popular high-altitude town with a bustling downtown scene and a diverse array of activities to choose from, Boulder is a fun place for everyone. It has many great restaurant offerings, in addition to outdoor sports, and is home to the University of Colorado at Boulder. It also has a thriving nightlife, as well as numerous art galleries, shopping, breweries and so much more.

^  This article incorporates public domain material from the Library of Congress document: "Majestic view from the old, one-way, dirt Fall River Road in Rocky Mountain National Park in the Front Range of the spectacular and high Rockies in north-central Colorado". Library of Congress - Prints & Photographs Online Catalog. Retrieved October 28, 2016. 

^{Enos Mills, the main figure behind the creation of Rocky Mountain National Park, enjoyed walking to Lily Lake from his nearby cabin. Wildflowers are common in the spring and early summer. In the winter, the trail around the lake is often suitable for walking in boots, or as a short snowshoe or ski. Other lakes in the Wild Basin include Chasm Lake, Snowbank Lake, Lion Lakes 1 and 2, Thunder Lake, Ouzel Lake, Finch Lake, Bluebird Lake, Pear Lake, and Sandbeach Lake. Many of the lakes have backcountry campsites. Waterfalls include Ouzel Falls, Trio Falls, Copeland Falls, and Calypso Cascades.[47]}
Whether an avid mountain explorer, nature enthusiast, or distant traveler in search of best days ever, This Mountain Life offers the ideal setup for your next Colorado USA mountain town encounter. Through our elite and uncommon classic guest traveler cabins — Redemption Cabin, Exploration Cabin and Reflection Cabin — you’ll find peace, romance, exciting adventures and exhilarating moments. Amble our riverbanks, ramble our trails and scramble our peaks to discover heavenly context for your next beautiful chapter and amazing rejuvenation. 
_{Settle into a cozy log cabin on Chicago Creek in Idaho Springs. An iconic historical marker, a water wheel that powered a stamp mill, is visible from US 6 and US 40. Idaho Springs abounds with places to hike, ride, view wildlife, or do some birding. In the winter, take some easy ski runs at the Echo Mountain Resort. Drive up the 14-mile-long Mount Evans road, the highest paved road in America, and enjoy the surrounding landscapes from 14,200 feet above sea level. When it’s time to relax, head over to the geothermal springs and caves at Indian Springs Resort.}

During the winter most of Trail Ridge Road is closed due to heavy snow, limiting motorized access to the edges of the park.[68] Winter activities include snowshoeing and cross-country skiing which are possible from either the Estes Park or Grand Lake entrances. On the east side near Estes Park, skiing and snowshoeing trails are available off Bear Lake Road, such as the Bear Lake, Bierstadt Lake, and Sprague Lake trails and at Hidden Valley. Slopes for sledding are also available at Hidden Valley. The west side of the park near Grand Lake also has viable snowshoeing trails.[68][88] Backcountry skiing and snowboarding can be enjoyed after climbing up one of the higher slopes, especially late in the snow season after avalanche danger has subsided[89], and technical climbing remains also a possibility, although typically differing in style from the summer months[90].

Split down the middle by the vast Rocky Mountains and jam-packed with national parks and wilderness areas, Colorado is an ideal travel destination for outdoor pursuits in every season. From skiing and whitewater rafting to hiking, biking and camping, outdoor activities are a way of life in the Centennial State. The state’s fun-loving culture attracts visitors looking for a laidback vacation too. After all, Colorado produces more beer than any other state and is one of only two states in the Union that has legalized marijuana for recreational use. Rich in historical and cultural attractions as well as in natural beauty, the best places to visit in Colorado have something special to offer every visitor.

In the winter, try the “Ski-In/Ski-Out” Treatment—the only one of its kind at a ski resort. In 30 minutes, professionals submerge your feet in a warm, exfoliating bath and go to work to increase circulation. They relieve the tension with a hot stone massage to get you back into action. This treatment is designed perfectly to soothe you after a day of adrenaline and activity, and vamp you back up for more.