▁services ▁is ▁ever ▁growing . ▁New ▁map ▁pro jections ▁are ▁still ▁being ▁developed , ▁university ▁map ▁collections , ▁such ▁as ▁Perry – Cast añ eda ▁Library ▁Map ▁Collection ▁at ▁the ▁University ▁of ▁Texas , ▁offer ▁better ▁and ▁more ▁diverse ▁maps ▁and ▁map ▁tools ▁every ▁day , ▁making ▁available ▁for ▁their ▁students ▁and ▁the ▁broad ▁public ▁ancient ▁maps ▁that ▁in ▁the ▁past ▁were ▁difficult ▁to ▁find . ▁David ▁Rum sey ▁Historical ▁Map ▁Collection ▁is ▁now ad ays ▁a ▁world wide ▁known ▁initi ative . ▁▁ ▁Self - publish ing ▁tools ▁and ▁collabor ative ▁mapping ▁▁ ▁Never ▁in ▁the ▁past ▁there ▁were ▁many ▁" edit - your self " ▁map ▁tools ▁and ▁software ▁available ▁for ▁non - special ist . ▁Map ▁blog s ▁and ▁self - publish ing ▁are ▁common . ▁In ▁ 2 0 0 4 , ▁Steve ▁Coast ▁created ▁Open St reet Map , ▁a ▁collabor ative ▁project ▁to ▁create ▁a ▁free ▁edit able ▁map ▁of ▁the ▁world . ▁The ▁creation ▁and ▁growth ▁of ▁Open St reet Map ▁has ▁been ▁motiv ated ▁by ▁restrictions ▁on ▁use ▁or ▁avail ability ▁of ▁map ▁information ▁across ▁much ▁of ▁the ▁world , ▁and ▁the ▁advent ▁of ▁in exp ensive ▁port able ▁satellite ▁navigation ▁devices . ▁ ▁History ▁of ▁cart ography ' s ▁techn ological ▁changes More ▁at ▁Cart ography ▁§ ▁Techn ological ▁changes '' ▁ ▁In ▁cart ography , ▁technology ▁has ▁contin ually ▁changed ▁in ▁order ▁to ▁meet ▁the ▁dem ands ▁of ▁new ▁gener ations ▁of ▁map m akers ▁and ▁map ▁users . ▁The ▁first ▁maps ▁were