Lone rider embarks on a frozen odyssey

Iditarod, the world's most grueling bike race, spans 350 kilometers of Alaskan tundra in extreme cold and minimal supplies.

Location: Alaska

Date: February 28th

Must-watch for its sheer brutality; only those with superhuman willpower can complete this challenging event.

Tomas Zejda tackles Crankworx Slopestyle in Rotorua, New Zealand on March 29th, 2015

Crankworx Rotorua © Graeme Murray/Red Bull Content Pool

Crankworx Rotorua, New Zealand's premier mountain bike festival, features five days of racing and a celebration of downhill culture.

Location: Rotorua, New Zealand

Date: March 9th-13th

Catch the springtime opener at Crankworx Rotorua featuring slopestyle action. Will we see another rising star take the top spot after Brett Rheeder's victory last year?

Loic Bruni competing at the Lourdes Downhill World Cup round in France

Loic Bruni © Lukas Pilz

UCI MTB World Cup in Lourdes, France - A showdown between reigning champion Loïc Bruni and other top contenders vying for their place among the elite.

Location: Lourdes, France

Date: April 9-10th

The UCI XCO MTB World Championship marks a significant change as it separates cross-country from downhill races. The Czech Republic hosts this prestigious event from June to July.

Location: Czech Republic

Date: June 28-July 3rd

X Games Austin celebrates its third year with thrilling BMX Park Vert & Dirt competitions.

Location: Austin, USA

Date: June 2nd-5th

环法自行车赛 (Tour de France) - A three-week journey through French landscapes with iconic climbs like Mont Ventoux. Chris Froome is favored to win again due to his all-around skills as a road cyclist.

Trans-Siberian Extreme - The longest stage race spanning over Russia from Moscow to Vladivostok (9195 km).

Location & Date TBA

Red Bull Joyride takes place at Whistler Bike Park's Boneyard offering an exciting slopestyle competition.

UCI DH MTB World Championships Val di Sole Italy September dates TBA