If there anything solo travelers hate, it is the single supplement. What is the single supplement? Why is there a single supplement? We'll address these issues and more in this travel blog post.

With over 30 years of international travel under our belts, The Traveling Professor has learned a thing or two on how to travel. The goal is to travel efficiently and to save money without sacrificing time or comfort. On top of that, we want to show you how to enjoy a trip to the fullest.