Google Map app for Android every Tuesday with indoor mapping . New mobile Maps version allows users to view the entire interior of a building . While half of the initiative begins in U.S. structures , Google is simultaneously launching in Japan , covering Tokyo 's massive underground subway network and retail shopping centers ( an area where new visitors definitely need a map ) . Google has partnered with more than 25 major businesses .
Google Map app for Android every Tuesday with indoor mapping . New mobile Maps version allows users to view the entire interior of a building . Google has partnered with more than 25 major businesses .