sentences:  The Place de la Bastille still occupies most of the location of the Bastille, and the Opéra Bastille was built on the square in 1989 to commemorate the bicentennial anniversary of the storming of the prison.The surrounding area has largely been redeveloped from its 19th-century industrial past.The ditch that originally linked the defences of the fortress to the River Seine had been dug out at the start of the 19th century to form the industrial harbour of the Bassin de l'Arsenal, linked to the Canal Saint Martin, but is now a marina for pleasure boats, while the Promenade Plantée links the square with redeveloped parklands to the east.