First vessel to reach the bottom of Challenger Deep

CodyCross logoHere is the CodyCross answer for the clue “First vessel to reach the bottom of Challenger Deep”. This 7-letter answer belongs to the Transports pack (Group 120, Puzzle 5). If you are stuck on this clue from CodyCross — the themed crossword puzzle game developed by Fanatee — you will find the exact solution below along with every other clue in the same puzzle. Our database is verified by hand and updated daily against the official English version of the game.

Answer
TRIESTE
7 letters