JMap
When I first went to Japan I had no concept of where I was geographically other than “somewhere to the left of Tokyo”.
When I went to Japan the second time, I had no concept of where I was geographically other than being slightly savvy with the metro map.
After going to Japan for a third time I decided to plot the places I had been on a map. See the full interactive version here: http://npugh.co.uk/jmap