The World Enduro Super Series 2019 kicks off with the long-running Extreme XL Lagares race in Portugal, where racers will face everything from a prologue on the historic city streets of Porto to near-impossible climbs up waterfalls.

World Enduro Super Series 2019 returns for its second season to test riders to their limit. Take a look back at last year to get a glimpse of what's to come in 2019.

Take a look at the riders taking on WESS 2019 to find out who could win the title.

Watch Hard Enduro riders Diego Ordoñez and Jorge Alvarez race to the summit of an active volcano in Guatemala.

Take a look at the best of the slow-mo footage from across all of the 2018 World Enduro Super Series events.

It was a banner year for World Enduro Super Series. Check out the top five moments from the season.

Watch the highlights from Red Bull Knock Out 2018, the biggest and baddest enduro beach race in the world.

Take in the intense action by watching the best slow-motion footage from Red Bull Knock Out 2018.

Relive exciting moments of the enduro race from the perspective of onboard cameras.

Catch up with the day’s racing as riders tackled a 22km course filled with obstacles and treacherous terrain.

Relive some of the best moments of the treacherous cross-country enduro race.

See some of the best slo-mo footage from the penultimate stop of the World Enduro Super Series.

Watch the best of the GoPro footage to see every take-off, jump and wipe-out from the riders' perspective.

Watch every epic moment in slo-mo from Hawkstone Park Cross-Country 2018.

Watch all the best Enduro action from Hawkstone Park Cross-Country 2018.

Watch the highlights of a The Original Fast Eddy qualifying round on day 1 and the main race on day 2.

Relive the best moments from an absolutely epic sprint race of Hawkstone Park Cross-Country 2018.

See some of the highlights of the iconic Hard Enduro race from cameras mounted on bikes and riders.

See how stunning Poland's Hard Enduro race looks when slowed down into graceful slow-motion.

Watch some of the best action from the iconic Hard Enduro event in Europe's largest coal mine.

Relive the best moments from 2018's Extreme XL Lagares.

Hard Enduro's crown jewel celebrates its 24th edition, but who will master the course and claim victory?

Relive the highlights of an exciting enduro event across the challenging terrain around Mende, France.

Riders will need skill, speed and stamina to get through this five-day adventure.

Taddy Błażusiak’s adrenaline-fuelled event returns for its fourth year.

Watch a recap of the epic cross-country racing that saw dirt flying at historic Hawkstone Park.

Relive some of the best moments of the treacherous cross-country enduro race.

The sixth edition of the biggest and baddest beach race in motocross returns to the beaches of The Hague.

Find out which riders are the ones to watch at the biggest and baddest beach race in motocross.

Check out the energy-sapping Knock Out course from the perspective of WESS race winner Josep García.

Paul Bolton goes through the process of preparing his bike for the sandy beaches of Red Bull Knock Out 2018.

Ride along as Manuel Lettenbichler fights through the field in the final at Red Bull Knock Out.

A raw stream of day two as the World Enduro Super Series 2018 kicks off in Lagares, Portugal.

Get the lowdown on all things Erzbergrodeo Red Bull Hare Scramble.

Feel every rock, drop, climb, and impact with all the best slow-motion moments of Hare Scramble 2017.

Watch a raw stream as amateurs racers take on one the Erzbergrodeo Red Bull Hare Scramble's toughest sections.

Relive the best moments from 2018's Extreme XL Lagares.

Get right in the action as competitors face a challenging first day of racing at Extreme XL Lagares 2018.

Relive some of the most memorable moments of 2017’s race, where riders faced off against Austria's Iron Giant.

The Iron Giant is the toughest single-day course in Hard Enduro. These are the riders most likely to tame it.

Riders will need skill, speed and stamina to get through this five-day adventure.

Glenn Coldenhoff has a goal in 2018: to place within the top three of Red Bull Knock Out.

Watch Cody Webb take on the streets of Porto, Portugal for the prologue stage of Extreme XL Lagares 2018.

Ride along with Taddy Błażusiak as he tackles Portugal's Extreme XL Lagares enduro event.

Watch as a forgotten talent, a pro, an amateur and and a commentator take on the world's biggest beach race.

Watch some of the best action from the qualification round of this Hard Enduro event in a coal mine in Poland.

Riders will need skill, speed and stamina to get through this five-day adventure.

Enjoy the best of the action as the world's best Hard Enduro riders take on the Carpathian Mountains.