Jeff Bezos has reportedly purchased a waterfront mansion in Indian Creek, an artificial barrier island in Miami.Jeffrey Greenberg/Education Images/Universal Images Group via Getty Images; Karwai Tang/WireImage via Getty Images Jeff Bezos is now the owner of a $68 million mansion in Miami's Indian Creek Village, per Bloomberg.Celebrities like Ivanka Trump and Tom Brady have also bought property on the "billionaire bunker" island.The million-dollar purchase is but another addition to Bezos' sprawling real-estate collection.Billionaire Jeff Bezos has bought a waterfront mansion in Indian Creek, an artificial barrier island in Miami, per Bloomberg.Bezos agreed to pay $68 million for the property, Bloomberg reported, citing an unnamed source.