stair

The 38-year-old was arrested after fireworks were set off in a common stair in Dunsyre House North in the city's Wester Hailes on Tuesday evening.

Some, like the SoCal Stair Climbers, average a brisk 2.5 miles an hour as they explore L.A.’s myriad stair walks.

Dan Gutierrez spent years biking and mountain hiking until he found out about stair walks, a practice advocated by authors Dan Koeppel and Bob Inman.

The Stair Climbers is a free group that now features multiple walks every month.

Los Angeles County is filled with stair walks with striking ocean views.