The Tour de France runs from July July 5th to 27th.
The race began on July 5th with a road stage from Leeds to Harrogate, while the peloton remained in Yorkshire the following day with a stage from York to Sheffield. The third and final British leg of the 2014 Tour was between Cambridge and London on July 7th, before the riders proceeded to France via Eurostar.
Cycling News has the latest on how the race is going: http://www.cyclingnews.com/races