#8: Leonardo DiCaprio – Blackadore Cay, Belize

Island worth: $3.6 million

In 2006, Leonardo DiCaprio made a visionary investment of $1.2 million in Blackadore Cay, a pristine island nestled close to the majestic Belize Barrier Reef. Today, this Caribbean gem has appreciated significantly, boasting a value of $3.6 million.

But DiCaprio’s grand plan extends far beyond real estate profit. After years of meticulous planning and dedication, he’s on the brink of unveiling an extraordinary eco-resort that will showcase the true essence of sustainable luxury.