The group 'Sing For Hope,' placed 10 pianos outside Liberty Plaza on Wednesday.
They began putting custom painted pianos in prime locations more than a decade ago, so anyone could make or listen to music outside.
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However, like so many other things, the program was put on hold because of the COVID pandemic.
"I think that right now after 18, 19 months sitting at home alone for a lot of that it just feels incredible to connect over these instruments," Group Co-Founder Camille Zamora said.
Many of the pianos eventually found permanent homes in places like schools and community centers.
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