On July 30, 1932 Joseph L Belcher patented the ‘Belcher breathing apparatus’ which was an early version of the modern snorkel.
There were actually snorkels before.
The ancient Greeks had slurf like swimming aides.
Leonardo da Vinci had elaborate snorkel designs.
But this date finally one got patented.

See the sea from a different perspective!
#WorldSnorkelingDay #SnorkelingDay