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 officials removed an upside-down American flag that was found on the Second Flatiron around 1:45 p.m. Friday, “following past practices,” according to Boulder Open Space and Mountain ...

On Friday, the city of Boulder takes on its own Groundhog Day tradition with a slightly different twist known as Flatiron Freddy ... with several days of high winds raising fire danger.

BOULDER, Colo. (KDVR) — A man took his “adventure cat” up the Boulder Flatirons in Colorado, but the climb did not go as planned. People typically say a dog is a man’s best friend ...