I would love to go and see the Himalayan Mountain Kingdoms. There are very few left now. I would loved to have gone to Tibet and Nepal. And there are still parts of central Asia that are utterly unexplored.
Get in the habit of writing down three things you're grateful for every day. Studies show that in a two-minute span of time, done over 21 days in a row, you can actually rewire your brain. Your brain starts to retain a pattern of scanning the world for the positive versus the negative. Seeing things in a frame of positivity and gratitude is a muscle. You can strengthen this muscle through practice.