Sometimes fast travel point will not disappear in the map

for an example, ascension bluff, the fast travel point, FTP, at left side edge, closer to the droughts entrance. this bug happen on certain place,howver i forget all of them

There are many travel point on your map which you can filter out to choose the best. If you are choosing to go for camping, then remember to keep survive tools with your self. You can Check this article to know about the survival tools