<Li> <P> Strander Mermaid (Eduardo Chillida) </P> </Li> <P> Strander Mermaid (Eduardo Chillida) </P> <Li> <P> Bronze sculptures of Don Quixote and Sancho Panza at the Plaza de España (Madrid) </P> </Li> <P> Bronze sculptures of Don Quixote and Sancho Panza at the Plaza de España (Madrid) </P>

How long has madrid been the capital of spain