Months after mysterious black balls forced the closure of some of Sydney's most famous beaches, small marble-like debris has ...

Months after mysterious black balls forced the closure of some of Sydney's most famous beaches, small marble-like debris has begun washing up on the city's shores again. The balls - this time grey ...

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Nine beaches in Sydney, Australia, have been closed after mysterious gray debris shaped like small balls washed up ashore. The discovery of the marble-sized balls comes just months after a similar ...

Nine beaches in Sydney were shut down for visitors on Tuesday after mysterious white and grey marble-sized balls washed up ashore, disrupting the summer holiday season. Popular beaches like Manly ...

Nine beaches in Sydney were shut down for visitors on Tuesday after mysterious white and grey marble-sized balls washed up ashore, disrupting the summer holiday season. Popular beaches like Manly, Dee ...

Nine Sydney beaches have been closed after the discovery of numerous marble-sized balls. The debris, said to be a combination of white and grey in colour, appeared along the shoreline in the city ...