What is the best way to celebrating America's birthday? Parading though the streets in your red, white, and blue attire? Sending flames sky-high as you grill every meat product known to man? If you are a true American, then the only answer is causing dangerous, awe-inspiring explosions in your backyard. But if you'd rather not risk your health or the health of your lawn, you can always watch foolhardy Internet stars create death-defying explosions for your entertainment. Here are five YouTube videos that take sparklers, firecrackers, and rockets to the extreme.