He made his mark as a designer of experimental playgrounds in New York City and then used the same ideas to reinvent urban parks across the country.

Ricardo Scofidio, an architect who helped reshape the museum landscape in the US, died on Thursday at 89. His death was announced by Diller Scofidio + Renfro, the firm he founded with his wife Elizabeth Diller in 1997.

With his studio Diller Scofidio + Renfro, the designer helped create buildings, parks and spaces that blurred the line between art and architecture.