Nicole Kidman and Keith Urban 's split after 19 years of marriage is set to trigger a fierce battle over their vast real estate empire – with insiders telling RadarOnline.com as much as half could end up in Urban's hands because of the couple's prenuptial agreement.

The Oscar-winning actress, 58, and the country singer, 57, amassed a property portfolio estimated at $282 million during their nearly two decades together.

Their holdings span three continents and include a sprawling estate in Australia's Southern Highlands, a Manhattan duplex, a Beverly Hills mansion, a Nashville compound and six apartments in the same Sydney high-rise with sweeping views of the harbor. Article continues below advertisement

Multi-Million Dollar Properties Around the Globe Tap Here To Add Radar On

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