It was a shock when it first showed up above the search results. And then it started to show up above all Google products: the black navigation bar.
This navigation bar gives direct access to search, images, Google+ and all other Google products. It also shows your settings options and how many alerts you have from Google+. That black bar however is about to disappear again.
Google is sure to keep the Google+ tools visible tough. They will stay in the top right corner. Take a look at the video Google released:
As usual, if you are not seeing this right away, be patient, it may take a while.