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Marcio Mizael Matolias, 44, smiles next to his crown and his sand castle in the 40-degree heat that punishes bathers on a sunny summer afternoon on the beach of Barra da Tijuca in Rio de Janeiro, Brazil, on January 18, 2018. For the last 22 years, Matolias has lived inside his sand castle surrounded by books, golf clubs and fishing poles. Neighbors and friends call him "The King". / AFP PHOTO / MAURO PIMENTEL (Photo credit should read MAURO PIMENTEL/AFP/Getty Images)

Marcio Mizael Matolias, 44, smiles next to his crown and his sand castle in the 40-degree heat that punishes bathers on a sunny summer afternoon on the beach of Barra da Tijuca in Rio de Janeiro, Brazil, on January 18, 2018. 
For the last 22 years, Matolias has lived inside his sand castle surrounded by books, golf clubs and fishing poles. Neighbors and friends call him "The King".  / AFP PHOTO / MAURO PIMENTEL        (Photo credit should read MAURO PIMENTEL/AFP/Getty Images)