Question: where does the mouth of the mississippi river end up
Answer: 20750 Mouth Gulf of Mexico - location Pilottown , Plaquemines Parish , LA - elevation 0 ft ( 0 m ) - coordinates 29 ° 09 ′ 04 '' N 89 ° 15 ′ 12 '' W ﻿ / ﻿ 29.