For more than 20 years photographer Phyllis Galembo has traveled Africa and Haiti documenting the art of the masquerade. What is it about masks? “It’s the creativity,” says Galembo.

The mask is originally from Gabon and was in the collection of an interior designer A 20th-century African mask sold for £107,100, more than 300 times its guide price. The Kwele mask from Gabon ...