Not that I am planning on running a marathon "Get that passport ready! We're taking you on the ultimate destination run to find the best marathons in all corners of the globe. See our top 30 picks here".
Excited to try this tomorrow. I love the "base pace/tempo pace/SPRINT pace" idea instead of the HIIT guides. This allows you to set your own sprint workout without feeling like complete death, but knowing if you're really working or not.