Implementing the Google Maps API Key on your site means there are other features available to you, as well, such as Places and Routes. Both of these can improve your customer’s experience.

This demo shows how to use the Google Map Builder tool to customize a Google Map and then embed it into a website or web page document.

The new Google Maps Embed API will make it even easier for Webmasters to place Google Maps into Web pages for use by site visitors, according to Google.