Around the world in 200 marathons

Nick Butter spent nearly two years running a marathon in every country in the world

• 15 mins

The business of losing

What's it like to play for a team whose only job is to lose? Meet the Washington Generals

• 17 mins

Breaking the Olympics

Breakdancing's journey from the streets of New York to the Olympic stage

• 14 mins

The Olympic defectors

A single glance changes an Iraqi weightlifter's life forever

• 16 mins

Trailer: The Legend of Takhti

Exploring Iranian wrestling legend Gholamreza Takhti’s journey of life, death and legacy

• 2 mins

The Legend of Takhti: Ep 1

Gholamreza Takhti, Iran's most loved wrestler, tackles the world of fame and politics

• 39 mins

The Legend of Takhti: Ep 2

Gholamreza Takhti is dead. His death sends rumours spiralling through society

• 43 mins

The Legend of Takhti: Ep 3

Following Takhti’s death, Tehran is on edge. From its depths, a legend is born

• 34 mins

Just win the day

Basketball player Sebastien Bellin credits sport with helping him survive a bomb attack

• 17 mins

Tackles and tailenders

Rudie van Vuuren, the Namibian doctor who played at both the cricket and rugby World Cups

• 15 mins

Claressa Shields: Battles beyond boxing

How a girl from one of America's most deprived cities became a boxing legend

• 12 mins

Trailer: Bill Walton’s The Grateful Team

Basketball, the Cold War, and rock band The Grateful Dead collide in this true story

• 3 mins

Bill Walton’s The Grateful Team: Ep 1

One basketballer’s journey from the USSR to the NBA - and a Grateful Dead concert

• 39 mins