Oceanic trench Wikipedia

Oceanic trench WikipediaExamples of some deep oceanand an oceanic trenchDeep Ocean Trenchesocean trenches and ridgesa deep Ocean Trench on thedeep ocean trenchAt least 22 trenches have beendeep ocean trenchesAn example of an ocean trenchdeep ocean trenchesthe trench where the slabdeep sea trenches and theydeep sea trenches and theyOcean trenches and the RingThere are 26 oceanic trenchesAn example