Trigger the final hidden object scene in the temple ruins to find the Sun medallion and the Moon medallion.

Solve the button mini-game to open the chest and take the .

Use the crowbar on the jammed wooden crate near the shoreline.

Insert the into the slot on the side of the sundial to reveal hidden coordinates.

Pull the pull-cord on the rusty generator three times. The lights will flicker on, illuminating a heavy iron door locked by a complex mechanism. Chapter 3: The Sunken Ruins

You have reached the final area. Find the to understand the story of the lost researchers.

Regardless of which Lost Lagoon you’re navigating, these errors plague beginners. Avoid them and you’ll save significant time.

Use the three times on the vines to clear the path. Move forward into the Jungle Clearing. Chapter 2: The Jungle Clearing and the Shaman’s Hut

Once across, you’ll see the Lagoon’s Heart in a glass case. But removing it requires a four-digit code displayed on a “tide clock” on the wall. The clock shows moon phases and tide heights – convert them: