Makes us wonder how these cyclists don't fall short of breath as they pedal to the finish line. Here's a glimpse of the tricky but beautiful terrain that outlines the Tour de France...
'I just want to thank the whole team ... everybody it took to get to here.'
The World No 1 sustained the pace in the climbs up to the Col de Vars and the Col d'Izoard, both culminating at more than 2,000 metres, but then lost ground when his compatriot Thibaut Pinot accelerated to rein in defending champion Geraint Thomas.
Frenchman Alaphilippe retains lead.
Sagan is hoping to claim a record-extending eighth green jersey but he has been far from his best this season.
Caleb Ewan claimed his second victory in this year's Tour de France when he prevailed in a tightly contested sprint to win the 11th stage,
Kragh Andersen claimed his second audacious solo stage win of the Tour de France on Friday with a perfectly timed attack late in the 19th stage
Slovenian Tadej Pogacar claimed a second successive Tour de France title after Sunday's 21st and final stage, which was won by Belgian Wout van Aert on the Champs Elysees.
'It's a big emotion because I've won on the Tour. I haven't won (a race) since the start of the season. It's great to make it. It was tough but I'm super happy to have won.'