Coinmap.org is a SatoshiLabs project which shows a map of venues where bitcoin is accepted as a payment.
How to add a venue in coinmap.org
1. Go to coinmap.org
2. Click on the left bottom corner of the website and select a preferred login method. Trezor connect is very secure and user-friendly option.
3. After a successful login, locate the desired area.
4. Right click on the area and fill in all the requested information.
For more detailed instructions, see also Apps:Coinmap