Inside...

Documentary celebrating the history of one of Britain's iconic institutions. For almost 200 years, Cadbury has been the home of chocolate, making a staggering 350 tonnes of milk chocolate a day. It's far more than just a factory as from the beginning it set out to build a magical place for its employees. However, it's not always been a sweet story.

Documentary series about London's iconic buildings. This West London prison has housed serial killers, rock stars and Hollywood actors. But it has also seen the flogging of aristocrats, a Soviet spy who climbed over the wall, and prison officers who terrorised even Britain's hardest criminal Charles Bronson.

An investigation into the luxury car and jet engine producer.

A look at how a small takeaway chicken shop in Ealing, West London, grew into an empire with more than 400 restaurants in the UK alone.

Documentary revealing the history of the iconic London department store. Harrods has long billed itself as a one-stop shop for those with discerning tastes. As well as precious gems and designer clothes, noteworthy one-off sales include the toy bear that inspired Winnie the Pooh, and a real, live lion.

Exploring the world's ultra-luxury property market. Cameras follow luxury estate agent to the rich and famous, Shawn Elliot, who is based in Los Angeles, as he goes on the hunt for a home for a mystery billionaire. Meanwhile, in Beverly Hills, Freedom Jacob Cesar is revamping his $10 million pad, decking it out in designer gear in the hope of making a huge profit.

Documentary going behind the famous gold-and-green facade of the London retailer, revealing the store's origins and the secrets of its success. Viewed as a uniquely British institution for more than 150 years, items on sale range from precious gems and high-class toys to designer fashions - meaning it remains a popular choice for shoppers wanting to indulge at Christmas. Former grotto staff share their secrets about what the super-rich might ask of Santa, while former employees reveal what it is like looking after celebrities and royalty during the festive season.

The story of the supermarket giant that rose high by taking prices low, battling publishers, petrol companies and big pharma to bring discount goods to the masses. Fashion guru George Davies reveals how his revolutionary brand George came to change how people buy clothes, while former CEO Archie Norman reveals why the American giant Walmart was so important to Asda's success.

The secret world of Iceland's food development, sourcing, manufacturing and distribution, through exclusive access to the outlets and suppliers. In Thornton Cleveleys, just north of Blackpool, bargain-hunting customers are queuing overnight to be first in line to get some cheap food and the chance to win vouchers to spend at the opening of a brand new store.

Documentary exploring the secret of the supermarket chain's success. The programme examines the launch of a brand of organic food from Prince Charles' own duchy and reveals how the opening of a new Waitrose store has been known to boost house prices in the surrounding area. A taste test is performed to see how Waitrose's own brands compare to their rivals.