Ocean the Apollo 11 Astronauts Splashed Down Into

This page is the CodyCross answer for the clue below from Architectural Styles, Group 1161, Puzzle 5 (Machu Picchu).

Question is: Ocean the Apollo 11 Astronauts Splashed Down Into

and the answer is: PACIFIC

Word Meaning:

PACIFIC — Calm, peaceful.

Definitions from Wiktionary.