Feel the stone beneath your feet and the shelter of the iron and wood doors in this majestic history of Ireland's imposing and impressive castles.

Follow the path of destruction that the bubonic plague carved across Britain.

Extreme weather, strange requests: the fight to keep a major airport flying.

Immerse yourself in bone-chilling stories of hotels cursed by the paranormal.

The 2010 Nobel Peace Prize winner Liu Xiaobo was a key figure in Tiananmen Square. Today he is an inspiration for young Hong Kong protesters.

Discover the secret lives of Australia's most notorious-and deadliest-creatures.

The surviving members of Doolittle's Raiders, the flyers who took part in the April 18, 1942, raid on Japan, hold their final toast.

Wyoming From Above explores the state’s rich history, including the Oregon Trail, and Yellowstone’s wildlife, geysers, and Old Faithful.

Feel the stone beneath your feet and the shelter of the iron and wood doors in this majestic history of Ireland's imposing and impressive castles.