If you have a Google account (Gmail, Google Apps, YouTube, Android phone, and so on) did you know that it retains a really superb history of all your Google stuff? Click this link and check it out:
I mean how preposterously handy is this? I use Google Location services all the time, from Maps to geo-tagged photos, and it can show me a map of everywhere I've been for any range of time:
Scroll to the very bottom of that History page to see more handy related settings, like Google+ and Ads preferences.