Skydivers practice for largest double-formation skydive world record attempt, Arizona, America, March 29, 2014. 222 skydivers will attempt to set a new world record for the largest double-formation skydive in Arizona, America this week. The World Team skydiving group is comprised of experienced skydivers from 28 countries. The group have been practicing for days by completing "dirt dives," laying out formations on the ground, and skydiving in smaller groups to practice the formations. The group will make a number of attempts at the record throughout the week. The event has taken 18 months to plan and the skydivers will jump out of 10 different planes at an altitude of 19,000 feet. [Photo/icpress.cn]