Don't Look Down was a BBC 2 documentary television series written and presented by Kevin McCloud

Kevin McCloud

Kevin McCloud is a British designer, writer and television presenter best known for his work on the Channel 4 series Grand Designs. He lives in a 15th-century farmhouse in Frome, Somerset, with his wife Suzanna "Zani" who runs an online interior decoration business, and their two children, Milo ...

 which ran for six episodes beginning in May 2000.

Each episode is a documentary about the history of famous tall buildings in the United Kingdom, including the Forth Rail Bridge

Forth Bridge (railway)

The Forth Bridge is a cantilever railway bridge over the Firth of Forth in the east of Scotland, to the east of the Forth Road Bridge, and 14 kilometres west of central Edinburgh. It was opened on 4 March 1890, and spans a total length of...

, Salisbury Cathedral

Salisbury Cathedral

Salisbury Cathedral, formally known as the Cathedral Church of the Blessed Virgin Mary, is an Anglican cathedral in Salisbury, England, considered one of the leading examples of Early English architecture....

, the Lloyd's building

Lloyd's building

The Lloyd's building is the home of the insurance institution Lloyd's of London, and is located at 1, Lime Street, in the City of London, England.-Design:...

, Trellick Tower

Trellick Tower

Trellick Tower is a 31-storey block of flats in North Kensington, Royal Borough of Kensington and Chelsea, London, England. It was designed in the Brutalist style by architect Ernő Goldfinger, after a commission from the Greater London Council in 1966, and completed in 1972...

, the Lovell Telescope

Lovell Telescope

The Lovell Telescope is a radio telescope at Jodrell Bank Observatory, near Goostrey, Cheshire in the north-west of England. When it was constructed in 1955, the telescope was the largest steerable dish radio telescope in the world at 76.2 m in diameter;it is now the third largest, after the...

 at Jodrell Bank Observatory and Liverpool Cathedral

Liverpool Cathedral

Liverpool Cathedral is the Church of England cathedral of the Diocese of Liverpool, built on St James's Mount in Liverpool and is the seat of the Bishop of Liverpool. Its official name is the Cathedral Church of Christ in Liverpool but it is dedicated to Christ and the Blessed Virgin...

. McCloud looks at the buildings' construction, architecture and history, but with the twist that part of the episode featured McCloud climbing the outside of the building as a way to conquer his fear of heights

Acrophobia

Acrophobia is an extreme or irrational fear of heights. It belongs to a category of specific phobias, called space and motion discomfort that share both similar etiology and options for treatment.Most people experience a degree of natural fear when exposed to heights, especially if there is little...

. McCloud also filmed the series around his fortieth birthday, claiming that it was an excellent way to remain fit. The series was aired again on the Discovery Channel

Discovery Channel

Discovery Channel is an American satellite and cable specialty channel , founded by John Hendricks and distributed by Discovery Communications. It is a publicly traded company run by CEO David Zaslav...

in the UK during 2009 where it was retitled Kevin McCloud's UK Superstructures