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From roots in the Deep South to the slums of New Jersey, "Who Do You Think You Are?" follows the journeys of some of the most well-known names in American popular culture. Watch as celebrities discover unknown details about themselves and their families while researching their ancestry with the help of historians and genealogical experts.

A Swedish version of the British genealogy documentary series Who Do You Think You Are?, where famous people are searching for truths and hidden stories about their family history.

A British genealogy documentary series in which celebrities trace their ancestry, discovering secrets and surprises from their past.

When questions about familial genealogy arise, it's up to two diligent and sophisticated owners of the company DNA Confidential to unearth the Secrets, Lies and DNA Ties among their clients in order to get the answers needed.

Popular Irish personalities trace their roots, and this journey through generations of ordinary lives reveals extraordinary stories.

A docudrama series focusing on Charles Darwin's theory of evolution through natural selection; it uses reconstruction of the 19th century with present day documentary.

Australian celebrities play detective as they go in search of their family history, revealing secrets from the past. Along the way there will be scandal, adultery, pioneers, bushrangers, artists and royalty. Join the trail of discovery to uncover where these celebrities came from as they find out just who they think they are.

Investigative genetic genealogist CeCe Moore uses her unique research skills to transform the face of crime solving. By working with police departments and crime scene DNA, Moore is able to trace the path of a violent criminal's family tree to reveal their identity and help bring them to justice.

Noted Harvard scholar Henry Louis Gates, Jr. has been helping people discover long-lost relatives hidden for generations within the branches of their family trees. Professor Gates utilizes a team of genealogists to reconstruct the paper trail left behind by our ancestors and the world’s leading geneticists to decode our DNA and help us travel thousands of years into the past to discover the origins of our earliest forebears.

We have been colonised by the machines we have built. Although we don't realise it, the way we see everything in the world today is through the eyes of the computers.

Well known Canadians set out to discover their family roots.

Got any secrets in your family tree, skeletons in ye olde ancestral closet? Were your ancestors sinner or saints, royals or rogues? Part personal drama, part CSI-like forensic investigation and part historical revelation, Ancestors in the Attic reveals to Canadians not only their roots, but also the diverse stories that make up the history of our country.

When a shocking double homicide goes unsolved for 16 years, a detective teams up with a genealogist to catch the killer before it becomes a cold case.

Americans of Norwegian descent, but who have never visited Norway, compete in various tasks while traveling the country, aiming to win $50,000 and meet their Norwegian relatives.

Allt för Sverige is a Swedish reality show based on the original Norwegian format Culture Shock:Norway. The first season of Allt för Sverige premiered on Sveriges Television SVT1 on October 30, 2011, and the last episode aired on December 18, 2011. The series is about Swedish Americans who return to their Swedish roots. In the program, they give the participants more about their families but in each episode one in the group must leave the show and therefore know less about their ancestry.

Join Chloe Troast as she uncovers the surprising ancestral roots of celebrities and comedians. Each episode reveals shocking connections, hidden histories, and heartfelt discoveries — all through the lens of expert genetic analysis and historical sleuthing. From legendary bloodlines to long-buried family secrets, this is where the past meets personality.

The epic tale of celebrated Pulitzer-prize winning author Alex Haley's ancestors as portrayed in the acclaimed twelve hour mini-series Roots, was first told in his 1976 bestseller Roots: The Saga of an American Family. The docu-drama covers a period of history that begins in mid-1700s Gambia, West Africa and concludes during post-Civil War United States, over 100 years later. This 1977 miniseries eventually won 9 Emmy awards, a Golden Globe award, and a Peabody award, and still stands as the most watched miniseries in U.S. history.

The inner workings of a large U.S. airport, especially considering increased security measures implemented post-9/11, are prime fodder for a reality series. This Travel Channel entry presents an around-the-clock pass to one of the country's largest airports, Miami International. Its staff is charged with getting approximately 100,000 passengers through the airport safely each day, a stressful task because MIA is a prime target for terrorist threats. It is also a frequent point of entry for illegal drugs, and viewers see the ways in which smugglers attempt to disguise containers. The series concentrates on the work done by a cross-section of airport employees, among them security director Lauren Stover, operations agent Heidi Anthony and police officer Chris Rutledge.

At Your Service is an Irish makeover television programme, the first series of which was broadcast on RTÉ One in 2008. It is a creation of Waddell Media, who are behind How Long Will You Live? and Looking For Love. Presented by expert hotelier brothers Francis and John Brennan of the five-star Park Hotel in Kenmare, County Kerry, the premise of the show is that business makeovers are given by the duo to B&Bs, guesthouses and small hotels across Ireland. The advice given covers various aspects of management, including staffing, catering arrangements, menus, room inspections and indoor and outdoor redecoration. Francis is responsible for the main inspection, whilst John investigates financial issues, searches for new marketing opportunities and advises on how to develop in the future. Francis is particularly known for his meticulous attention to detail.

From Executive Producer Dick Wolf, this true crime investigative series follows veteran prosecutor Kelly Siegler, and her rotating team of seasoned detectives, as they travel to small towns across the country and help local law-enforcement agencies dig into unsolved homicide cases that have lingered for years without answers or justice for the victims due to lack of funding and proper forensic technology.