Contestants try to travel 48 miles in 48 hours while evading two professionally trained hunters.
Jay Jay, a former rugby player, has 48 hours to get from Prado harbor to Cunday; his route will take him over water and bumpy dirt roads.
Ash Bardwaj from the UK tries to outsmart Ben Major and Ewan Ross, two professional chasers.
The Colombian capital of Bogotá is the setting for a 48-hour manhunt; Dutchman Jay Jay Boske has to plant his flag on top of the Monserrate monastery.
Amy Hughes, a 28-year-old challenger from the United Kingdom, claims to outsmart former British military specialists Ben Major and Ewan Ross.