https://maps.google.com/maps?cid=2158902631779429827 - An Overview
Conveniently build lists of destinations you should go, and include notes to the destinations you’ve saved. You'll be able to keep these lists personal, share them with close good friends, or share them publicly. You can also search through lists made by publishers, Nearby Guides or GoogleIf I could rate in minuses, Google Maps would get negative