A heptathlon is a track and field combined events contest made up of seven events. The name derives from the Greek hepta (seven) and ἄθλος. A competitor in a heptathlon is referred to as a heptathlete.
A to X - Combined Events: Decathlon Heptathlon
FAIL training track and field, heptathlon, combined events, gym, pullover
Natalie Booth NZL - North Island Combined Events 2013 (Junior Heptathlon)
Heptathlon & Pentathlon Field Events @ ISTANBUL 2012