Firefighters and the city's marine unit were called to the Delaware River Yacht Club in Holmesburg at around 8:00 a.m.
Investigators say a 24-foot cabin cruiser was engulfed in flames but no one was on board.
No word yet on a cause of the fire.
Boat becomes engulfed in flames on Delaware River
HOLMESBURG - July 22, 2009
There are no reports of injuries, but the boat sustained plenty of damage.
