BBC Four HD

First transmitted in 2001, this programme chronicles the construction of the Empire State Building in New York, which was the world's tallest skyscraper when opened in 1931.

Documentary tracing how understanding of the powerful and changing weather phenomenon that is the jet stream - a ribbon of fast-moving air high in the atmosphere - has grown.

Janina Ramirez and Alastair Sooke discover Barcelona through its art and architecture, including the frescoes that inspired Miro and a surprising collection of vintage fans.

The documentary series which unearths lost cities looks at the mystery surrounding the Egyptian city of Piramesse, built by Ramesses the Great.

Programmes start at 7.00pm.

Programmes start at 7.00pm.

Explorer Paul Rose's Yorkshire Dales adventure concludes in Wharfedale. He meets the Calendar Girls and finds out why bats are threatened in the Dales.

Robbie navigates the mighty River Severn and takes an unexpected bath.

Scientists uncover the secrets of the Mandrin Cave in France, where the remains of a Neanderthal were found in 2015. Contains some scenes which some viewers may find upsetting.

Documentary which follows the construction of a trailblazing 36,000-tonne steel structure to entomb the ruins of the nuclear power plant destroyed in the 1986 Chernobyl disaster.

Patrica Hayes stars as Edna, an alcoholic homeless woman in search of shelter. Contains some scenes which some viewers may find upsetting.

Stephen Smith finds out what it took to get ahead at the court of Richard II.