Boardgamegeek https://boardgamegeek.com/boardgameexpansion/204506/steam-park-play-dirty
English - Steam Park: Play Dirty, a modular expansion for Steam Park, allows you to introduce many different new features one at a time — or all together.
Official http://www.horrible-games.com/bg-steampark-playdirty/
English - Now you can play Steam Park with 5 players! But wait, there’s more! This modular expansion also adds several new mechanics to spice up the old, familiar Steam Park formula. You can try them one at a time, or use them all together for a completely new experience! Change the core rules of the game with the Park Directors. Use the Espionage dice to spy on your competition and obtain more actions. Attract...
Ludovox http://ludovox.fr/jeu-de-societe/steam-park-play-dirty/
French - Extension pour Steam park