The 20 most interesting lists on Wikipedia

Every once in a while I stumble upon a very cool list on Wikipedia. Much of this stuff is too good not to share. To that end, I present to you the 20 most interesting lists on Wikipedia:

• List of paradoxes
• List of common misconceptions
• List of fallacies
• List of cognitive biases
• List of emotions
• List of virtues
• List of philosophical concepts
• List of scientific discoveries
• List of unsolved problems
• List of countries by GDP
• List of countries by public debt
• List of companies by revenue
• List of most expensive items
• List of megaprojects
• List of religious populations
• List of causes of death by rate
• List of natural disasters by death toll
• List of wars and anthropogenic disasters by death toll
• List of controversial issues
• List of words with uncommon properties

What are some of your favorite lists?