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French President Francois Hollande (L) welcomes Norways Queen Sonja (R) prior to take part in the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017. / AFP PHOTO / POOL / EDDY LEMAISTRE (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)

French President Francois Hollande (L) welcomes Norways Queen Sonja (R) prior to take part in the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017.  / AFP PHOTO / POOL / EDDY LEMAISTRE        (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)

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French President Francois Hollande (R) welcomes Norways Queen Sonja (L) prior to take part in the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017. / AFP PHOTO / EPA POOL / Eddy LEMAISTRE (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)

French President Francois Hollande (R) welcomes Norways Queen Sonja (L) prior to take part in the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017.  / AFP PHOTO / EPA POOL / Eddy LEMAISTRE        (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)

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Norways Queen Sonja delivers a speech during the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017. / AFP PHOTO / POOL / EDDY LEMAISTRE (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)

Norways Queen Sonja delivers a speech during the ceremony marking the official opening of the "Centre de Creation Contemporaine Olivier Debre" (CCCOD) in Tours, on March 10, 2017.  / AFP PHOTO / POOL / EDDY LEMAISTRE        (Photo credit should read EDDY LEMAISTRE/AFP via Getty Images)