These are all really good tips esp. if you haven't traveled abroad before. Tips for Traveling in Europe including how to navigate without internet, packing tips, and things I'd wish I'd known before my first trip.
How to prep healthy lunches ahead of time so they are ready to grab from the fridge or freezer. When making meals I make enough for me to eat one and freeze I do this for a few days in a row and have enough meals and verity for a couple weeks.