How to create a google web page map

https://chanceeqro764.trexgame.net/istoselides-tsagiou-e-istoselides-daneiou-den-echei-semasia-5

How to create a google web page map<br/>A instant search on Google for information on developing a website map first of all threw up many links to tool possible buy or download for free of charge to create a site map