OSSIPEE, N.H.- Fire crews in Ossipee were called to Terrace Pines Campground in Center Ossipee area 3 site 4 Sunday morning after an explosion.

Upon arrival, crews found a camper and pickup truck fully engulfed.   It took crews nearly an hour to contain the fires.

The exact cause of the fire remains under investigation.  Authorities note it does not appear suspicious.  No injuries were reported.