Your Secret Letter Is... Y

Correct! You've located the curious Giant Pacific Octopus.

🔎 Clue #4

I didn’t come from a mother’s belly—my dad carried me instead. Safe in his pouch, I grew until I was ready to swim on my own. What am I?

Once you figure out the clue above, venture to that location to find the QR code sign that you need to collect the next secret letter!