You can upload a KML file to Google Maps:
- Log in to your Google Account, and go to http://maps.google.com
- Click on
My Maps
- Click
Create a new map
- Add a title and description
- Click
Import
- Click
Choose file
, select the KML to upload, and then clickUpload from file
(source: askdavetaylor.com)
(source: askdavetaylor.com)
(source: askdavetaylor.com)
Now you're done :)