Saturday 23 April Great Quake Cover Up Reveals the conspiracy to under play the extent of the famous San Francisco earthquake of 1906.
Also see books (below) Discovery Channel, 10pm Monday Routemasters Every afternoon this week a look at some of the more unusual aspects of the UK highways network. Road signs, roundabouts, road markings, crossings, road humps.
BBC Radio 4, 3.45pm Britain's Best Buildings:
The Forth Bridge Meat-and-drink engineering telly, paying homage to the 2.5km cantilever marvel famous the world over. Dan Cruickshank does the marvelling.
BBC4, 7pm Wednesday Frontiers Greenhouse gases are raising acidity levels in the world's oceans, something that could lead to the mass extinction of many ocean species. Peter Robinson explains the ecological concerns.
BBC Radio 4, 9.30pm Sounds From The Grave The use of acoustics in archaeology.
Sounds alright to me.
Discovery Channel, 10pm Thursday The Material World Quentin Cooper tells the story of cosmologist Sir Fred Hoyle.
BBC Radio 4, 4.30pm Question Time Leader's Special Messrs Blair, Howard and Kennedy take it in turns to face a studio audience. Why they can't all appear at the same time is anyone's guess.
BBC1, 8.30pm Books M25 Travelling Clockwise By Roy Phippen Classics graduate turned cabbie Roy Phippen became so familiar with the M25 during his 15 years on the road that he decided to write a book about it. But not for him to fill it with grim tales of endless traffic jams and encounters with irate drivers. Junction by junction Roy describes the many points of interest that have kept his customers entertained through the years. Roman roads, Saxon graves, water towers, secret bunkers and the homes of heroes and ne'er do wells. Sadly, Roy passed away just before the book's publication.
£12.99, ISBN 1 873429 90 8 The Great Earthquake and Firestorms of 1906: How San Francisco Nearly Killed Itself By Philip F Fradkin A detailed account of the environmental disasters that have befallen San Francisco, including how political ramifications led to a shoot to kill policy as a way of preventing crime.
ISBN 0 520 23060 4 £13.24 from Amazon. co. uk