Domingo has been heavily involved in humanitarian efforts and volunteerism . He has given many benefit concerts for disaster relief , charities , and musical organizations , as well as served in various voluntary positions in the artistic and sports worlds . In 1986 , Domingo performed at several benefit concerts to raise funds for the victims of the 1985 Mexico City earthquake . He also released an album of one of the events for charity . On 21 August 2007 , in recognition of his support of the earthquake victims , as well as his artistic works , a statue in his honor was unveiled . It was made in Mexico City from keys donated by the people . The statue , the work of Alejandra Zúñiga , is two meters tall , weighs about 300 kg ( 660 lbs ) and is part of the " Grandes valores " ( Great values ) program
1985 Mexico City earthquake
1985 Mexico City earthquake
Plácido Domingo