Spain’s leading festival of photography showcases the work of more than 300 visual artists in nearly 100 exhibitions across the country Spain’s leading festival of photography showcases the work of more than 300 visual artists in nearly 100 exhibitions across the country From the series Invisible Line. Photograph: Alejandro Cartagena From the series Between Borders. Photograph: Alejandro Cartagena From the series Los Americanos. Photograph: Alejandro Cartagena Laia Abril at her endometriosis