Ukrainian veterinarian, Leonid Stadnik, 2.59 meter (8,5 feet) tall, the world’s tallest living man according to the Guinness Book of Records, rides a bicycle specially made for him, in the village of Podoliantsy, Ukraine’s northwestern Zhytomyr region, 212 kilometers (131.74 miles) west of the capital Kiev, Sunday, March 23, 2008. Stadnik’s growth spurt started at age 14 after a brain operation apparently stimulated his pituitary gland. Stadnik, 37, is still growing up