Wow! While on a trip, send yourself a postcard every day from wherever you are and write what you did that day on it... Then bind them when you return to have a journal of your trip. Complete with photos, stamps, and a run-down of each day's events!
Another pinner said: An upside down fire. It’s a cleaner burn with far less smoke and better combustion, gives off more heat, needs less tending and uses the embodied energy in wood more efficiently than the tipi-esque fire method.