Extreme inline skating on roller coaster tracks. Dirk Auer, pictured above, is an extreme inline skater who already holds the world speed record for skating, achieving a top speed of 190mph while being dragged behind a Porsche GT2. The ride itself took just over a minute with Auer reaching a top speed of 56mph after the first 30 meter drop.
Wilma Rudolph suffered from polio and infantile paralysis as a child. She became an athlete and competed in the 1956 Summer Olympics and went on to win three gold medals in the Summer Olympics of 1960. At the time, she was considered to be the fastest woman in the world.