The best documentary movies on Apple iTunes

A documentary on the life of Amy Winehouse, the immensely talented yet doomed songstress. We see her from her teen years, where she already showed her singing abilities, to her finding success and then her downward spiral into alcoholism and drugs.

Never before have we watched as much porn as today yet the traditional porn industry is dying. The arrival of web sites showing amateur clips has transformed the way porn is made and consumed. Behind this transformation lies one opaque multinational.

Documentary examining what happens to some of the biggest names in the history of the adult entertainment industry after they leave the business and try and live "normal" lives.

After Porn Ends 2 picks up where its predecessor left off and not only turns back the clock to meet the oldest living stars in adult film's history, but goes in depth with some of Its most current retirees and juxtaposes their experiences in a life after porn. Delving deeper into society's ongoing stigmas of race, misogyny, and the reality of decreasing opportunities for these former VHS box cover stars. For some, their careers in adult entertainment is accepted proudly and without regret. In fact, it seems to have proven to be the pathway to their current happiness and inner peace. For others, however, a career in porn has proven to be a conduit to certain despair as they struggle to find a way to bury their past and emerge with a new career or calling.

For decades, Freddy Krueger has slashed his way through the dreams of countless youngsters, scaring up over half a billion dollars at the box office across eight terrifying, spectacular films.

Follow Alex Honnold as he attempts to become the first person to ever free solo climb Yosemite's 3,000 foot high El Capitan wall. With no ropes or safety gear, this would arguably be the greatest feat in rock climbing history.

Meet the growing, worldwide community of theorists who defend the belief that the Earth is flat while living in a society who vehemently rejects it.

A look at how climate change affects our environment and what society can do to prevent the demise of endangered species, ecosystems, and native communities across the planet.

Johnny Knoxville, Bam Margera, Steve-O, Wee Man and the rest of their fearless and foolhardy friends take part in another round of outrageous pranks and stunts. In addition to standing in the path of a charging bull, launching themselves into the air and crashing through various objects, the guys perform in segments such as "Sweatsuit Cocktail," "Beehive Tetherball" and "Lamborghini Tooth Pull."

Johnny Knoxville of 'Jackass' releases unused material of stunts, tricks, antics and shenanigans shot during the production of 'Jackass 3D' that didn't make it into the film, as well as the hilarious outtakes.

The crew have now set off to finish what as left over from Jackass 2.0, and in this version they have Wee Man use a 'pee' gun on themselves, having a mini motor bike fracas in the grocery mall, a sperm test, a portly crew member disguised as King Kong, as well as include three episodes of their hilarious adventures in India.

An intimate look at the Woodstock Music & Art Festival held in Bethel, NY in 1969, from preparation through cleanup, with historic access to insiders, blistering concert footage, and portraits of the concertgoers; negative and positive aspects are shown, from drug use by performers to naked fans sliding in the mud, from the collapse of the fences by the unexpected hordes to the surreal arrival of National Guard helicopters with food and medical assistance for the impromptu city of 500,000.

The true story of how Amy Winehouse’s best known and most celebrated body of work came into being. Featuring previously unseen footage of Amy, new interviews with producers Mark Ronson and Salaam Remi, and the musicians who worked with Amy on the album, offering fresh insights into Amy’s remarkable gifts as a singer, songwriter, musician and performer

A look at the Apollo 11 mission to land on the moon led by commander Neil Armstrong and pilot Buzz Aldrin.

Commentator-comic Bill Maher plays devil's advocate with religion as he talks to believers about their faith. Traveling around the world, Maher examines the tenets of Christianity, Judaism and Islam and raises questions about homosexuality, proof of Christ's existence, Jewish Sabbath laws, violent Muslim extremists.

A documentary that explores the extreme side of the Ghostbusters fandom. Join us as we travel the world meeting extreme Ghostbusters fans. Every Ghosthead is unique. Every Franchise is its own. Every pop culture fandom should learn how to give back to the community.

The remarkable story of Brazilian racing driver Ayrton Senna, charting his physical and spiritual achievements on the track and off, his quest for perfection, and the mythical status he has since attained, is the subject of Senna, a documentary feature that spans the racing legend's years as an F1 driver, from his opening season in 1984 to his untimely death a decade later.

This autobiography of Hector Delgado runs from his childhood to become one of the greatest exponents of the urban genre, but the results of that life did not please him and led him to try to take his life .After being victim of a firefight at a service station in Aguada, a city hall in Puerto Rico, he stopped earning at least two hundred American dollars for presentation and being "devout of Jesus"

Take a musical odyssey through five weird and wonderful decades with brothers Ron & Russell Mael, celebrating the inspiring legacy of Sparks: your favorite band’s favorite band.