Endingterrorism.com is a site sure to foster insomnia, as it lists all the ways terrorists could destroy America’s infrastructure. From a well-placed suitcase nuclear device to a sabotage of the Alaska oil pipeline, there are enough possibilities to keep security officers fully employed. A wide variety of doomsday plots are outlined, but so are suggested solutions.

The brain behind this site is none other than Marshall Brain, the founder of HowStuffWorks.com – a compendium of simple, illustrated explanations for everything from how cell phones work to how whales sing.