Architect Sir Norman Foster looks at the jumbo jet, a unique 'building' that flies.
Writer Marina Warner is inspired by Didcot Power Station in Oxfordshire.
Artist Michael Craig-Martin marvels at the Lloyd's of London building by Richard Rogers.
Architect Sand Helsel applauds Trellick Tower, a Brutalist tower block in west London, designed by Erno Goldfinger, and completed in 1972.
Sandy Naime , director of visual arts at the Arts Council, looks at St Mary's, a new NHS hospital on the Isle of Wight by Ahrends, Burton and Koralek.
Tessa Blackstone, Master of Birkbeck College, University of London, praises the Michelin building in London.
Court House in Truro, Cornwall is admired by the artist Deanna Petherbridge.
Leicester University Engineering Building is one of only a few buildings that have had a powerful effect on structural engineer Tim MacFarlane : 'For me, this building is a work of art.'
To Alice Rawsthorn, design correspondent of The Financial Times, St Olaf House (1931) is 'a little island of art deco splendour tucked away between the south bank of the River Thames and the railway arches of London Bridge. It's one of those quirky places, where everything down to the tiniest detail was designed in a very particular way.'
Artist Derek Jarman returns to his former art master's house in Wimborne, Dorset which he helped to build.
Alan Bennett wanders through the County Arcade, Leeds (Frank Matcham 1900). 'As a child I would come down here with my dad and two-dozen or so penguins.'
Architect Richard MacCormac considers the Boarbank Hall Oratory near Grange-over-Sands, in Cumbria. Boarbank Hall has been the home of the Canonesses of St Augustine since 1921, and the Oratory was added in 1986.