Where the God of Fire had It's origins

Lemnos is the city state where Hephaestus has raised before he ascended to godhood,is the greatest Milestone of Advances in Technology, Arts and craftmanship due to his blessing,after ages of being absent he finally decided travel again so he dressed himself in his Travel cloak,grabbed his apron and trusty tools and then traveled to Lemnos through a portal and after 2 hours of walk (It seemed more but due to him being lame he still had his difficulty) he finally reached in the house where he Was raised and sitting down in the old rocking char his stepfather Used sit and stayed watching the Sun.