These jaw-dropping rock walls flanking Green Mountain have become the symbol of the city, with many Boulder businesses sporting their image as a logo. Flatirons One through Five are the most ...

Boulder’s Open Space and Mountain Parks Department has announced that Flatiron Freddy — the city’s stuffed, top hat-wearing yellow-bellied marmot — will return this Sunday to make his ...

Flatiron Freddy became a Groundhog Day weather prognosticator more than a decade ago. He was enjoying a peaceful afterlife in ...

Flatiron Freddy saw his shadow on Sunday at Chautauqua Park, which means that the Boulder County region can expect six more ...

These jaw-dropping rock walls flanking Green Mountain have become the symbol of the city, with many Boulder businesses sporting their image as a logo. Flatirons One through Five are the most ...

A body of a hiker reported overdue was recovered Wednesday near the Third Flatiron, according to the Boulder County Sheriff's Office. This is the second death on Boulder's Flatirons this week.