Each May, in an English village, thousands of people gather to watch runners chase a wheel of cheese down a hill; competitors sprint, tumble and crash down the hill, risking fractured limbs and broken collar bones to cross the finish line first.
In his inaugural Pepper Eating Challenge, "Smokin' Ed" Currie, inventor of the world's hottest chili pepper, promises to burn the tongues off of pepper-eating contestants.
Stylists vie in the Fantasy Hair Competition in New Orleans, crafting elaborate, sculptural hair creations and transforming their models into head-to-toe visions of Mardi Gras.
In Cleveland, competitors take part in the World Yo-Yo contest, where elaborate routines and original moves take "walking the dog" to a whole new park.
The best dog dancers in the world compete at the Open European Championship during which dogs master over 400 commands in a single four-minute routine.
Angels Camp, Calif., is home to the world championship of Frog Jumping; the annual champion gets a star on the "Hop of Fame," a trophy and $500; however, the real goal is to break Rosie the Ribeter's record of 21 feet and 5.75 inches.