Outdoor Activities
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These Colorado hikes are among the most grueling in the world
Two Colorado hikes — The Capitol Peak Summit and the Longs Peak Keyhole Route — tied for the third most physically demanding in the world.
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Tripadvisor ranks these 5 Colorado destinations among best in US
Three Colorado destinations stand among the top 1% of spots to visit, stay in or dine at in the U.S., according to rankings from Tripadvisor.
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Peak elk bugling in Rocky Mountain National Park is here. How to watch
The last two weeks of September are generally when the elk bugling show reaches peak pitch, continuing well into October.
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A blazing hot summer melted St. Mary’s Glacier for the first time on record
St. Mary’s Glacier melted completely this summer for the first time on record after a dry winter and one of Colorado’s hottest summers.
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Ferris Fire burn scar brings new risks to the landscape
Monsoon rainfall over the Ferris Fire burn area has moved rocks, branches, mud and other debris through parts of the watershed, as specialists assess how the fire altered soils and runoff across the landscape.
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Skip the road trip: 10 affordable adventures near Thornton
Discover 10 affordable adventures within an hour of Thornton, from outdoor activities and sports to museums, family fun, and more.
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‘Mr. Aspen’ explains what to expect and when to see peak 2026 fall colors
Colorado State Forest Service entomologist Dan West is known as “Mr. Aspen” because of his annual fall foliage forecast.
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9 stunning South Platte River trails you probably haven’t explored
Hike, bike, and explore the natural world on these stunning South Platte River trails in Colorado.
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Visit Poudre Canyon’s Aspen Glen Campground for fall color drives, hikes
What Aspen Glen Campground in the upper Poudre Canyon lacks in size and frills, it makes up for in aspen glory and as a hub for drives, hikes and fishing in the fall.
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Colorado fall color planning guide: Peak viewing times, top drives
Colorado’s historical drought that has forced wildlife, especially bears, into urban areas in search of food will also impact leaf-peeping in Colorado this year.
