Thousands defied a suffocating heatwave to witness the launch of home-made, often quirky aircraft over Lyon's rivers, as Redbull's flagship competition Flugtag took place in the French city on Sunday..
Some 15,000 people took part in a muddy challenge in Arnsberg, Germany, on Saturday.
Volunteers jumped off a platform hanging from the second floor of the Eiffel Tower on Tuesday for a thrilling ride down an 800 meter zipline.
All of the volunteers wore a pair of goggles, so they were able to admire the Paris skyline as they sped down the zipline at over 90 kilometers per hour.
Around 300 competitors slithered, slipped and dragged themselves through a river bed in the annual Maldon Mud Race on Sunday (May 12).
Competitors raced uphill with heavy sacks of charcoal at a quirky contest in the UK.
German team '1st MC Erzgebirge' won the World Marbles Championships title on Good Friday beating former champions Black Dog Boozers by 39–0 in a one-sided final
Get ready, set, run to the sauna: Estonia holds annual sauna marathon.
The annual Christmas Tree Throwing World Championships took place in Weidenthal, Germany on Sunday.