Debate on Helium.
Are guided or solo tours better when traveling?
View the article I have written under the pen name Sirrot. It is ranked number 1 in the Solo (click on solo at the top to vote) side of the debate. Maybe you would like to vote or at least read the article.
This is really a lot of fun and very interesting. You can compete with people that do this for a living or people, like me, that do it for the practice. Signing up is free and you can practice debating or simply write on various prompts that interest you. Take a look.