How to Generate A Contour Map with Sketchup from Google Map

what is the cube thing u click on making the earth view pf the geolocation become only green colour

Sketchup's geo location is unfortunately not as accurate as google earth itself.

Is this accurate?

unsupported. sad

How do you edit the geometry generated by geolocation terrain?

Thanks so much sir u made the whole contour concept so damn simple thank youuuuuuuu

Which plugins are used and how to download them?

Simple, fast and easy. Thanks!!