The islands are also notable for the remnants of Expo 67, most of which are still in use, though few are still standing. The American and French pavilions are the best preserved, functioning today as the Biosphere and Casino respectively.
The islands contain remnants from Expo 67; these sites continue to be utilized, though many have declined in condition. Among them, the American and French pavilions remain intact, now functioning as the Biosphere and Casino.