You should be adding posts these to steemit worldmap!
https://steemit.com/travel/@steemitworldmap/steemit-worldmap

So you would add a line (no bold text, no apostrophes) that says:
!steemitworldmap XXX lat XXX long title of your post d3scr

@shellyduncan has been tagging all her travel posts is you want an example of how to tag them correctly:
https://steemit.com/travel/@shellyduncan/amateur-adventures-42-chillin-on-mykonos