Trevi Fountain fountain was equipped with recirculating pumps. In January 2013, it was announced that the Italian fashion company Fendi would sponsor a 20-month, 2.2-million-euro restoration of the fountain; it was to be the most thorough restoration in the fountain's history. Restoration work began in June 2014 and was completed in November 2015. The fountain was reopened with an official ceremony on the evening of November 3, 2015. The restoration included the installation of more than 100 LED lights to improve the nighttime illumination of the fountain. The backdrop for the fountain is the Palazzo Poli, given a new façade with a
Fountain of Time such as sandblasting and patching cracks with rigid materials. By the 1980s the sculpture was crumbling; cracks had developed, details of the figures had worn away, and moisture had eroded the internal structure. In wintertime the fountain had to be protected by a tarp. Weather, air pollution, and vandalism meant that hundreds of thousands of dollars were now needed for restoration. The Chicago Park District, University of Chicago, and Art Institute of Chicago conservators all sponsored restoration work, including drying out the cavity of the hollow sculpture, removal of the deteriorated substructure, a newly designed ventilation system within the piece,