Location. Put Google MyMaps on iPhone/iPod Touch. Mymaps. Google Maps on the iPhone is a brilliant piece of software, but it isn't without shortcomings.
One of them is its inhability to tap into a user's saved maps "My Maps", which are available on the web version on google maps. To access to your personal google maps (marked as public) on the iPhone, follow the instructions on the left "All your public maps" box. To access a specific map (inluding unlisted ones), follow the instructions on the right "Individual map" box. Ecrans - Détours de cartes.