countries world: blogs
3 blogs in the directory cover this.
The Part-Time Backpacker

That Runner Guy
All things running, training, and travel. Hi, I'm Nick. I'm the first and only person to run a marathon in every country in the world. I share running tips, give access to training programmes, share adventure stories, & discuss travel spots for runners.

The Journal by Jessica Nabongo
A bi-monthly newsletter with travel insider intel from Jessica Nabongo, the first black woman to have traveled to every country in the world
Machine-readable: this list of feeds, as JSON · their recent posts, as JSON Feed · all topics
