A pavilion with colourful geometric windows by late American artist Ellsworth Kelly has been built at the University of Texas in Austin.
The pavilion, titled Austin, is the first and only freestanding building designed by Kelly, who is renowned for his colourful and minimalist artworks.

Based on a sketch he made of a chapel in France during a stay between 1948 and 1954, the idea for the work gradually became three-dimensional as he worked on it during his lifetime.
Kelly eventually gifted the design to The Blanton Museum of Art at the University of Texas in Austin, which fundraised $23 million (£16 million) to complete the fabrication of the structure.

"After Ellsworth Kelly gifted the building design to the Blanton in 2015, the museum began working to realise Austin, one of Ellsworth Kelly's last works, and certainly one of his greatest," said the museum. Although modelled on a chapel, the structure is designed as a place for joy and contemplation, rather than with a specific religious programme.

Measuring 2,715 square feet (252 square metres), the pavilion is built from pale-coloured stone. Its cross-shaped plan's four wings are each topped by a smooth arch, and three are fronted with flat walls.
Large colourful window designs characterise the otherwise minimalist structure, with geometric patterns enlivening its south, west, and east facades.

The entrance is defined by a grid of nine colourful square windows above a double door. Bright green, maroon, aqua...