She also just exhibited her work at the White Cube art space in London.
He had just exhibited his masterwork, "Bonheur de Vivre" (1905-06), athehe Salon des Indépendants in Paris.
Many of the Biennale's side events at local galleries, where art was not just exhibited but also for sale, were packed with visitors from abroad.
"The big banks have just exhibited really bad behavior the last few years in backing away from the Valley," said Marc Andreessen, a founder of Netscape and a partner in a new venture capital fund, Andreessen Horowitz.
Anyone who has cared for someone with dementia will recognise many of the behaviours I have just exhibited: standing still in the middle of a room, knocking things over, failing to follow instructions, not knowing what to do with an ordinary object, cowering, sitting staring into space.
"The prince he has just exhibited high standards of ignorance," Tengetile Hlophe, a co-ordinator of the charity Swaziland For Positive Living, told the BBC's Network Africa programme.
