Every gamer has experienced these moments of admiration, being taken aback by the genius of a layout, the mightiness of a building, the detail of an environment, or the look of a beautiful landscape. With nowadays competition at best graphics or most immersive experiences, it is important for a level to feature such mind-blowing moments to leave a mark on the player. This essay aims at encyclopedically describing the multiple "hooks" that a level or game can use to achieve this.