Complete Part 1
Finish the game with less than 5 hints
Complete Part 3
Uncover the Octopi plan
Finish the game in less than 3.5 hours
Discover 5 Secrets
Discover 10 Secrets
Discover 7 Secrets
Listen to the mysterious echo
Finish the game
Finish the game without hints
Get a Fly Bus Ticket
Find a vantage point to see the landscape
Complete Part 2
Complete Part 4
Discover 3 Secrets