CUCAMONGA, CA, USA
N4593R
PIPER PA-28-140
DURING A PLEASURE X-COUNTRY FLIGHT IN THE STUDENT PLT'S OWN ACFT, HE ELECTED TO FLY OVER A RIDGE OF HILLS RATHER THAN VIA A LONGER ROUTE WHICH CIRCUMNAVIGATED THE HILLS. WHILE CLIMBING ENROUTE THE PLT ENTERED A BOX CANYON, EXPERIENCED A DOWNDRAFT AND COLLIDED WITH TERRAIN.
Source: NTSB Aviation Accident Database
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