It has been a rough road to these Games, but a record number of countries are fielding equestrian teams and individuals.
Fans around the world can connect in a virtual competition as they play in this and 3 other fantasy venues - Sydney, New York and Paris.
Set up following the devastating EHV-1 outbreak in Europe, all funds have been disbursed to reimburse veterinary expenses for those affected.
The Olympian tops the rankings for the third time as the equestrian calendar starts opening up again after a 16-month Covid break.
The occasion is marked with a special video and a 100 Years Hub featuring stories, interviews, online competitions and fan activities.
The opening session will focus on the upcoming Tokyo Olympic and Paralympic Games, Covid-19 countermeasures, substitution rules, and more.
UAE riders claimed individual gold and silver at the Longines FEI Endurance World Championships in Pisa, Italy.
The US withdrew its full team of horses from the FEI Endurance World Championship in Pisa, Italy, after one of its horses developed a fever.
"We are extremely disappointed...to lose this case on appeal is more than disheartening." ~ FEI secretary general Sabrina Ibáñez.
Topics up for discussion include proposed changes to Jumping, Vaulting and Driving rules, with a special session dedicated to grooms.