Where is Larry? SEO Escape Game: where is Larry?

Instructions

Larry has been missing for several days now. Worried, you decide to investigate to find him. Your goal is to find the right answer to the different challenges in order to progress in the game. You are moving forward when you find the next URL. Keep in mind that this is an SEO game inside an escape game. So think SEO before resolving a puzzle as you would do in a classic escape game.
Example: dog is the answer to the puzzle. You use dog.html to progress in the escape game.
Make sure to play on desktop! =)

Mission accepted!