Albert And Rainier At 23Rd Circus Festival In Monaco City, Monaco On January 15, 1999. [Getty Images]

MONACO - JANUARY 15: Albert and Rainier at 23rd circus festival in Monaco City, Monaco on January 15, 1999. (Photo by Pool BENAINOUS/SCORCELLETTI/Gamma-Rapho via Getty Images) — see more

MONACO - JANUARY 15: Albert and Rainier at 23rd circus festival in Monaco City, Monaco on January 15, 1999. (Photo by Pool BENAINOUS/SCORCELLETTI/Gamma-Rapho via Getty Images)

Gamma-Rapho Pool BENAINOUS/SCORCELLETTI