Harefield Grand Canal Challenge 2018 Donate My colleagues and I from Harefield Hospital are cycling 26 miles from The Royal Brompton to Harefield Hospital to show our support and raise awareness and money for the Hospital's charity so they can continue their wonderful work.Join us in supporting their efforts, any contributions will be greatly appreciated! Maria Rodriguez Manage Cookie Preferences Do you have a spare five minutes to help us improve our website?I'll do itNo thanks