Alli Fronzaglia
Alli Fronzaglia is a hiking guide, naturalist, and community volunteer. Originally from New England, she and her family have settled down in Boulder for the long haul. When she's not hiking or running on Boulder's trails, Alli is hitting the water with her standup paddleboard. She writes to inspire others to get outside and play. Alli serves on the board of the PLAY Boulder Foundation and she's the co-founder of Boulder Hiker Chicks.
82 articles on Your Boulder
Hike in Boulder: Best Summer Trails
Yet again, the seasons have turned in Boulder. Spring’s unpredictable weather and ever-changing trail conditions have given way to summer’s dependably warm air,...
School’s Out! Boulder Hikes for Kids of All Ages
Spring moves quickly in Boulder. One day it’s snowing, the next day the wildflowers are popping up, and then suddenly it’s summer. In a mere 3 weeks, Boulder ar...
Boulder Hike of the Month: Skunk Canyon
Spring has officially arrived in Boulder. As long time residents will tell you, that doesn’t necessarily mean the wintery weather is over. Spring brings a littl...
Boulder Hike of the Month: Flagstaff Mountain Summit
Flagstaff Mountain is Boulder’s 4th highest peak at 7,283 feet and its summit offers incredible views of the Continental Divide, the Boulder range, and the plai...
Boulder Field Trip: Hike the Mount Galbraith Loop
Are you stuck in a hiker’s version of Groundhog Day, hitting up the same Boulder trails over and over and over again? If so, then it might be time to head to ne...
Boulder Newcomers’ Guide to Local Outdoor Recreation Groups
If you’re new to Boulder, you’re likely excited and maybe a little intimidated by the overwhelming number of outdoor recreation opportunities here. The City of...
Boulder Hiking Field Trip: A Winter Hike to Emerald Lake
Experienced Colorado hikers know this golden rule: It’s always better in winter. Colder? Yes. Tougher? Yes. Worth it? Oh yes. Winter is the “slow season” for fa...
Three Ways Up Green Mountain: West Ridge, Ranger, and Saddle Rock
West Ridge, Gregory Canyon to Ranger, and Saddle Rock to E.M. Greenman all reach the Green Mountain summit. A practical comparison of distances, trailhead logis...
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Boulder Field Trip: A Winter Hike to Gem Lake
Boulder is a true haven for hikers. Not only do we have 145 miles of trails within city limits, but just a short drive away are countless other incredible place...
Hike Boulder: A Winter Wander in Chautauqua
Imagine a quiet, peaceful forest without a soul in sight. The only sounds are your breath and the chirping chickadees. You feel miles away from the hustle and b...
The Best of Winter Hiking in Boulder
Winter has officially arrived here in Boulder. For fair weather hikers, that means packing away the trail shoes and switching to other activities for the next f...
Boulder Hike of the Month: Marshall Mesa
A hike on any Boulder trail is a hike back in time. From geological formations to remnants of ancient civilizations, our open space is full of clues to this lan...