Germany in 1818 – Velocipede (Hobby Horse)

France in 1860 – Boneshaker

France in 1870 – Penny-Farthing

England in 1885 – Safety Bicycle

1960 – Road Bike

Modern Day Road Bike

Cruiser or the Original Mountain Bike

The first ever purpose built Mountain Bike by Joe Breeze, called the Breezer in 1977.

Specialized released the Stumpjumper in 1981 and Mountain Biking was born.

Risk, Reward & Rampage: Degree of Difficulty

https://www.redbull.com/ca-en/videos/risk-reward-rampage-difficulty

Start at 3:00 for Robin Goomes

Start at 2:30 for Hayden Zablotny