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How LSD Works
science.howstuffworks.com/lsd.htm
LSD, also sometimes known as acid or Electric Kool-Aid, was the drug of choice for hippies. What made LSD so popular and what are acid trips like?
How Deep Is the Deepest Lake in the World?
science.howstuffworks.com/environmental/earth/geophysics/deepest-lake-in-world.htm
You could stack the Eiffel Tower, the Washington Monument and the Statue of Liberty in Crater Lake, the deepest lake in the U.S. But, do you know what the deepest lake in the world is?
Can You Identify All These Road Signs?
play.howstuffworks.com/quiz/can-you-identify-all-these-road-signs
Are you prone to road rage when you see a car ignoring the rules of the road? It's time to see if you stand up to your own criticism. If you know what all of these road signs are for, you're an expert driver.
How Yurts Work
home.howstuffworks.com/yurt.htm
Yurts are circular lattice-walled tent used throughout history by nomads in Central Asia. Find out why yurts are popular with campers and nomads.
How Bonsai Works
home.howstuffworks.com/bonsai.htm
Bonsai is an ancient form of gardening that many consider to be art. Learn more about bonsai and the rich history that comes with it.
12 WPA Projects that Still Exist
money.howstuffworks.com/12-wpa-projects-that-still-exist.htm
WPA projects spanned from New York to California, and many still exist today. Find out about 12 WPA projects that can still be found.
How to Restore Old Family Photos
electronics.howstuffworks.com/cameras-photography/tips/how-to-restore-old-family-photos.htm
Want to know how to restore old family photos? Visit HowStuffWorks to learn how to restore old family photos.
10 of the Most Endangered Fish Species in Our Oceans
animals.howstuffworks.com/endangered-species/top-10-most-endangered-fish.htm
So what if one of these endangered fish ends up on your hook? The best policy is to release them back into the water, but not before making a few observations.
10 Best Roofing Materials for Warmer Climates
home.howstuffworks.com/home-improvement/construction/green/10-best-roofing-materials.htm
The first real line of defense against the heat is a building's roof. And some materials are better than others -- especially in hot climates. See which ones are best at keeping the heat at bay.
10 Futurist Predictions in the World of Transportation
electronics.howstuffworks.com/future-tech/10-futurist-predictions-in-the-world-of-transportation.htm
Futurist predictions in transportation include faster, more efficient and more fun systems. See 10 futurist predictions in the world of transportation.