Google Maps is a free and online map service provided by Google that can be found at https://maps.google.com. At the site we can see geographical information on almost all regions of the earth. This service is interactive, because in it the map can be shift to the user’s wishes, change zoom level, and change map appearance. Google maps also offers draggable maps and world-wide images, and offers travel routes.
How Google Maps Works
Google Maps API
Google Maps Application Programming Interface (API) is an application feature issued by google to facilitate users who want to integrate it into their respective websites by displaying their own data points. Using the this app API, Google Maps can be embedded on external websites. In order for the it application to appear on certain websites, an API key is require. API key is a unique code generate by google for a particular website, so it server can recognize.
In Google Maps API there are 4 types of map model choices provided by Google, including:
- Roadmap, to display 2-dimensional regular maps.
- Satellite, to display satellite photos.
- Terrain, to show the physical relief of the earth’s surface and show how high a location. For example, will show the mountains and rivers.
- Hybrid, will show satellite photos above which also illustrated what appears on the roadmap (street and city name).
Google maps also offers draggable maps and world-wide images, and offers travel routes.