Forest of Arden is the place where the banished Duke is living. It is the place where there are no disturbances except the penalty of adam i.e, wild and harsh whether. The banished Duke, his accompanies, rosalind, celia, orlando, touchstone, etc enjoy the life in the forest. Celia especially says thet she loves to live in the forest and would like to spend(waste) her life there. The book says that Duke Senior is a worse usurper than his brother because his brother has only usurped the kingdom but the banished Duke has usurped the forest and also is killing the natves of the forest.