Flames and smoke could be seen rising from a burning warehouse in Northeast Philadelphia's Frankford neighborhood before daybreak Monday morning.
The abandoned three-story building caught fire along Frankford Avenue, near Torresdale Avenue, around 4 a.m.
Orange flames and smoke could be seen coming from the burning building.
The blaze was placed under control before 6 a.m., the Philadelphia Fire Department said, as fire crews continued to battle hot spots.
Get top local stories in Philly delivered to you every morning. Sign up for NBC Philadelphia's News Headlines newsletter.
Firefighters didn't reveal any immediate injuries from the fire or a cause for the blaze.
Sign up for our Breaking newsletter to get the most urgent news stories in your inbox.