Best Ever Travel Tips by Lonely Planet
Find it on Amazon: https://www.amazon.de/Best-Ever-Travel-Lonely-Planet
The Solo Female Travel Book: Tips and Inspiration for Women Who Want to See the World on Their Own Terms by Jen Ruiz
Find it on Amazon: https://www.amazon.de/Solo-Female-Travel-Book-Inspiration
Travel Anywhere (and Avoid Being a Tourist) by Jeralyn Gerba
Find it on Amazon: https://www.amazon.de/Travel-Anywhere-Avoid-Being-Tourist
Holiday Hackers 