 Arround
the corner with the radar is a ledge with a secret. |
 Behind
the crates near the water is a secret. |
 Jump up the
crates on the left, then jump over (diagonal) to the crates on the right,
then jump to the small ledge right of the archway. |
 Blow up the
crack in the big sub-door. Then go into the doorjam area. |
 Jump
up on the conning tower from the gun, then jump over to the crates, then
up to the tall crates. |