Photographer David Clifford has captured the world's most dogged runners doing what they love in the most remote and unforgiving environments.
The Comodoro Hotel, Cuba
Spend the October half term in Cuba with this deal from The Holiday Place at £500 off. It's £749 per person and includes:
-Three nights at the four-star Comodoro Hotel & Bungalows in Havana, including breakfast
-Six nights at the four-star Mercure Playa De Oro in Varadero
-All inclusive board in Varadero - including all meals, drinks and snacks
-Return Virgin Atlantic flights from London Gatwick
This offer is available for departures from October 25 to November 7. Find out more about this deal and book it here.
"Even in this typically off-peak season, temperatures still hover around 30°C in Cuba," says Travelzoo deal expert, Sarah Neate.