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
Boulder Hike of the Month: Walden Ponds
Spring has arrived in Boulder County and our open space is bustling with activity. As the temperatures warm and the days lengthen, both residents and visitors a...
Boulder’s Backyard Challenge: The Triple Sanitas
If you hike in Boulder, you’re probably quite familiar with Mount Sanitas. The Sanitas network of trails provides a variety of options just minutes from downtow...
Boulder Hike of the Month: The Walker Ranch Loop
It’s less than 10 miles from downtown Boulder, but somehow Walker Ranch feels much farther away in both space and time. The 7.8-mile loop that winds through the...
Rediscovering Mt. Sanitas: The Sunshine Canyon – Lion’s Lair – Summit Loop
There are few Boulder trails more heavily traveled than the Mount Sanitas Trail. The classic south ridge route to the summit receives hundreds of hikers and run...
Boulder Family Hike: Bald Mountain
It’s not easy finding a hike that pleases everyone in the family. It can’t be too hard or the little ones will burn out quickly. It can’t be too easy or the old...
Boulder Hike of the Month: Red Rocks Trail at Settlers Park
Boulder’s most famous rocks are undoubtedly the Flatirons. The five sandstone slabs, rising up over the city from the eastern flanks of Green Mountain, are visi...
Boulder Field Trip: Rabbit Mountain
When Boulderites leave the bubble in search of new adventures, many of us automatically head west toward the towering peaks of the Rockies. But Boulder County i...
Get Geared Up for Winter Hiking
Let’s do a little visualization, Boulderites. Imagine a typical summer day in Boulder with temps in the 80’s, a gentle breeze, and trails lined with wildflowers...
Boulder Hike of the Month: Green Bear Trail
Popular trails are popular for a reason. They’re close to town, easy to access, and they connect with other equally popular trails. Often they form a loop or al...
Boulder Field Trip: White Ranch Open Space Park
We all consider ourselves lucky to have access to over 45,000 acres of open space in the city of Boulder (and an additional 100,000 acres maintained by Boulder...
Boulder Hike of the Month: Historic Rattlesnake Gulch
What do you get when you take a pristine canyon hike and throw in 100-year old hotel ruins and an historic railroad? You get Rattlesnake Gulch – your cure for t...
Hike Boulder: Best Thanksgiving Day Trails
Spending time with family and friends, sharing food and drink, and showing gratitude for our blessings – that’s Thanksgiving. As Boulderites, something we’re al...