Inside the Gosper's Mountain mega-fire - the biggest bushfire Australia's ever seen | ABC News

Just north of Sydney in October 2019, a tree was hit by lightning. That burning tree would go on to be the source of the Gosper's Mountain bushfire, which joined with four others to become a single mega-blaze. For more from ABC News, click here: https://ab.co/2kxYCZY You can watch more ABC News content on iview: https://ab.co/2OB7Mk1 Subscribe to us on YouTube: http://ab.co/1svxLVE Go deeper on our ABC News In-depth channel: https://ab.co/2lNeBn2 You can also like us on Facebook:   / abcnews.au   Or follow us on Instagram:   / abcnews_au   Or even on Twitter:   / abcnews