It has been produced using free and open source software’s for fast processing, displaying, sharing, and distribution of tourism information using world wide web. For the web services PHP, HTML script ...

The W3Fools web site argues (perhaps over-dramatically) that W3Schools is a bad thing. It's not perfect, though, so take it with a grain of salt. A site like HTML Dog is a nice alternative.

The main target of developing a web based GIS interactive map is to promote and improve tourism industry of the area. It has been produced using free and open source software’s for fast processing, ...