My Solo Expedition Journal. It emphasizes that it's a personal journey and the fact that it's like a journal, which is often private.
The Private Passage. Since it's about a journey and it's private, this name gives the idea that it's a passage or a journey that is only for you or a very small group. It has a sense of exclusivity and secrecy.
You could name it 'My Secret Chapter'. This gives a sense of it being something personal and exclusive, like a chapter in your life that only you know about.
'Journeys in Secrecy'. It directly tells that it's about travels that are private. 'Hidden Trails Travels' gives the idea of exploring paths that are not known to others in a private way. 'Personal Pilgrimages' implies that your travels are like private spiritual or personal growth journeys.
Travels off the Beaten Path. This name is great for a private story about travel adventures as it suggests that the travels are not the typical touristy ones, but rather more unique and less explored routes. It gives a sense of adventure and discovery.
You could call it 'My Secret Chronicles'. It gives a sense of it being a personal and private account of events in your life. Another option is 'Hidden Tales', which implies that the stories within are not meant for public consumption. And 'Personal Reveries' also works well as it suggests private thoughts and experiences.
Forbidden Journeys. It's a great name as it creates an air of something that is not meant to be widely known or accessible. It gives the idea that the private story contains adventures or experiences that are special and not to be shared openly.
The Hidden Tales. You can use this name as it gives a sense of mystery and exclusivity which is perfect for a private story. It makes the reader or viewer feel like they are about to discover something that is not for everyone.