Arkham Island East Riddler Trophies - Batman Arkham Asylum

Where to find all of the Arkham Island East Riddler trophies and challenges in Batman Arkham Asylum. It is an area with the Arkham Mansion

Sorry for the worst quality possible and bad English) So I collected all of the trophies EXCEPT this one on Founders Island(East from Arkham Knight HQ)So I watched a video about all

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