In this February 19, 2017 file photo, people skate on the ice rink set at 57 meters (188 feet) above the ground on the Eiffel Tower in Paris. Tourism to Paris is showing signs of revival after a yearlong slump attributed to deadly extremist attacks, violent labor protests, strikes and floods, according to figures released Tuesday Feb. 21, 2017. (Photo by Michel Euler/AP Photo)
