Cyclists have begun racing across the capital as part of the Prudential RideLondon weekend, in one four separate events designed to appeal to riders of all ages and abilities.
Around 50,000 people are taking part in a mass event that saw many of the capital's roads closed to traffic yesterday.
London mayor Boris Johnson was among thousands of others taking part in a 100-mile road race today.
More top news
Theresa May's bid to become Tory leader has won the backing of senior cabinet ministers including Michael Fallon and Patrick McLoughlin.
A 19-year-old has officially become the UK's youngest airline pilot after fast-tracking his way to a seat in the cockpit.
Twenty years ago, long before today's centenary events, surviving veterans made their own pilgrimage to the site of the Battle of the Somme.