Waze Beacons are installed in tunnels, where GPS signal is lost. The Beacon is a Cost-effective, battery-operated, low-energy micro-controller hardware that sends a one-way signal to a user's phone or tablet without capturing any information about the user.

The roads are now gray, water is teal and parks are mint. A former Google Maps designer told CNBC the new colors make Google maps “colder, less accurate and less human.”

You should update Google Maps every once in a while to ensure you can use all of its latest features, like sharing your location. It's also a good idea to update Google Maps so you can get the latest and most secure system available. Here's how to update Google Maps on an iPhone or Android phone.