National Geographic Channel HD Tuesday

The notorious crime bosses who terrorised Manchester over five decades and the power struggles that have taken place

In Almería, a patrol boat tries to seize two empty dinghies after unloading illegal occupants, while colleagues chase drug trafficking rafts in Cádiz

The team tries to convince the owner of an old Maryland silk mill to sell the property when one-of-a-kind items are discovered inside

Sean Rich and the team discover one of the most expensive and secret weapons of the Second World War, as well as an axehead that could be 1,000 years old

Sean Rich finds an 18th-century blunderbuss, a huge gun that was used by pirates to debilitate treasure ships, and discovers a potentially priceless First World War helmet

Discover how frozen strawberry cheesecake, sea salt caramels, allergen-free snack bars, and a culinary classic are created from raw materials to finished products

Discover how fruit goodies, sushi, and chocolate-filled crunchy corn snack are created from raw materials to finished products

At the Columbus Zoo, keepers form extraordinary bonds with the animals in their charge

With unprecedented access to one of America's largest and most popular zoos, hear the dramatic, heartwarming stories that keep this place moving

Teleshopping.

Teleshopping.