Elysian Valley, commonly known as Frogtown, is a neighborhood in Central Los Angeles, California, adjoining the Los Angeles River. It has a series of parks maintained by the Mountains Recreation and Conservation Authority. The Frogtown Art Walk is a biennial event managed by the Elysian Valley Arts Collective to celebrate local area artists. The Elysi…Elysian Valley, commonly known as Frogtown, is a neighborhood in Central Los Angeles, California, adjoining the Los Angeles River. It has a series of parks maintained by the Mountains Recreation and Conservation Authority. The Frogtown Art Walk is a biennial event managed by the Elysian Valley Arts Collective to celebrate local area artists. The Elysian is a non-profit theater that hosts comedy shows.