Lone rider embarks on a frozen odyssey © Brudder/Getty Images

Iditarod, the world's most brutal solo bike race. A 350km grueling mountain road endurance test for riders who must brave extreme cold and scarce supplies in Alaska's tundra.

Location: Alaska

Date: February 28th

Must-watch reason: Only those with superhuman willpower can complete this treacherous race, as the Alaskan winter environment is extremely harsh and not for the faint of heart.

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

Crankworx © Graeme Murray/Red Bull Content Pool

Crankworx Rotorua

The reform of single-track racing continues at CranKworx Rotorua in New Zealand. This includes a five-day schedule, competition format, and large-scale single-track culture.

Location: Rotorua, New Zealand

Date: March 9th-13th

Must-watch reason: The first spring terminal single-track event will take place at the slope-style rich CranKworx Rotorua. Last year's winner Brett Rheeder - will we see another rising star emerge in 2016?

Loic Bruni competing at the 2015 Lourdes Downhill World Cup round in the famous French city of pilgrimage

Loic Bruni © Lukas Pilz

UCI MTB World Cup

Location: Lourdes, France

Date: April 9-10th

Must-watch reason : Loïc Bruni, this young French rider won his first World Championship title last season; can he maintain his excellence and dominate podiums?

The men start the XCO World Cup stage.

Nove Mesto World Cup © Bartek Woliński/Red Bull Content Pool

UCI XCO MTB World Championship

This marks a historic split between cross-country (XCO) and downhill (DH) events within UCI championships; both held separately with different dates and locations. First up is late June to early July’s cross-country championship taking place in Czech Republic.

Location:Czech Republic

Date :June28-July3rd

Must-watch reason : As all eyes are on Rio Olympics next year ,the world championships could possibly crown unknown dark horses from among numerous participants . Mathias Fluckiger & his brother Lukas have chances to make history by winning Nové Město successfully.

Coco Zurita performs during BMX Vert Finals at X Games Austin.

Coco Zurita/X Games © Garth Milan/Red Bull Content Pool

X Games

Celebrating its third anniversary hosting events across America , X-Games offers an array of thrilling BMX Park , Vert & Dirt races.

Location:Austin USA

Date : June2nd -5 th

Must-watch reason：Daniel Sandoval took home gold medals twice before but Daniel Dhers' experience-rich career might steal show again .

环法自行车赛Ringling Bros., Barnum & Bailey Circus Ringmaster Chris Froome takes center stage as reigning champion of Tour de France.

Tour de France©Getty Images/Ryan Pierse

环法自行车赛 (Tour de France)

A legendary event celebrating its centennial edition this year! Riders embark on a three-week journey that culminates atop iconic landmarks like Mont Ventoux . Last season’s winner Chris Froome has been dominating since joining Team Sky but Peter Sagan might just surprise everyone again with his climbing prowess!

Location:FRA

Dates:july2 – july21st

Reason to watch：Peter Sagan always surprises us with unexpected performances while being crowned multiple times world champion ;he keeps pushing boundaries beyond expectation.

Mikhail Ignatyev from Russia perform during Moscow-Kostroma leg Red Bull Trans-Siberian Extreme.

Red Bull Trans-Siberian Extreme© Denis Klero/Red Bull Content Pool

Trans-Siberian Extreme

An epic ride mirroring Russia’s Trans Siberian Railway - over nine thousand kilometers through Russian terrain.

Starts:Moscow

Ends:Buryatia

Dates:july8 – july22nd

Brandon Semenuk tucks into no-hander airtime attack during Red Bull Joyride.

Brandon Semenuk / Red Bull Joyride© Scott Serfas/Red Bul