🥘 Welcome to your T100 Marbella Triathlon Training Plan! 🥘 A 100K triathlon is a 2k swim (1.2 miles), an 80k bike (49.7 miles), and an 18k run (11.2 miles), for a total of 100K, or 62.1 miles. The Spain T100 Triathlon takes in a warm sea swim 🏊 in the glorious waters off Marbella’s golden beaches, a hilly 80km bike 🚴‍♂️ course on beautiful roads leading up into the mountains before a lightly undulating 18km run 🏃 course back at sea level. This plan has been designed to get you to the ...