These jaw-dropping rock walls flanking Green Mountain have become the symbol of the city, with many Boulder businesses ... Flatirons from one of the area's hiking trails – recent visitors ...

“The Colorado Chautauqua celebrates its 125 th ... place throughout the year at this National Historic Landmark.” Boulder Falls lures many locals to Boulder Canyon, especially during hot ...

Ask any Boulder resident for a hiking recommendation and they'll probably point you to the Boulder Creek Path. This 5½-mile-long trail – completely undisturbed by automobile traffic – traces ...