Laws The 18 states projected to have legal recreational marijuana by 2020 September 3, 2015 Alex This post may contain affiliate links. As an Amazon Associate, we earn from qualifying purchases. Related Posts:The legalization of marijuana in the United StatesOfficial gems, minerals and rocks symbols of every…2020 U.S. Election Mapped: TrumpLand vs Biden…The Oldest Building in Each U.S. State MappedHow the World was Imagined: First Maps and AtlasesLawyers per capita by state/province in the United…The World's Forests MappedThe U.S. Presidential Voting History Mapped