Travel Insurance - I use AXA who are amazing and speedy with claims (I've claimed before and they are quick) Annual world wide cover. https://www.axa.co.uk/travel-insurance/
Also check with your bank what insurances they have.
Phone - An additional travel phone if travelling solo and your name is Lea who has unfortunate events with phones when travelling.
Power bar - Anker is my go to https://www.amazon.co.uk/Anker-Portable-bar-Sized-High-Speed-Technology/
Neck Pillow - Love my Cabeau https://www.amazon.co.uk/Cabeau-Evolution-S3-Travel-Pillow/
Eye Mask - God send especially if your sharing a room, free from BA airline lol, nothing fancy!
Travel is my LOVE language T-shirt - https://www.etsy.com/uk/listing/738568115/travel-is-my-love-language-t-shirt?
Scarf - This is a must for me, I'm always cold on planes!
Currency/Card - Get yourself a card that doesn't charge international fees, I use the Clarity credit card with Halifax. https://www.halifax.co.uk/creditcards/clarity-card/
Satin bonnet - I also bring a satin scarf to protect my curly fro https://www.thehappyhairco.com/shop/Satin-Bonnets
A sense of adventure and willingness to try something new, whether that be food, experience or making a new friend!
None of these items are sponsored or Ads, they are items I use whilst travelling, tried and tested and very happy with :)