You can find out more about it on http://steemitworldmap.com. Just click on the 'code' at the bottom of the map and follow the instructions or check out the FAQ to get your post on the map.

We, ie @Steemitworldmap issue a #traveldigest every day of all the posts that we've curated, that gives the posts more exposure. You can check out our account. Engaging with the other travellers there will also help to spread your blog around.

Any problems or question, just feel free to drop me a comment