In the upscale waterfront and golf community of Admirals Cove in Jupiter, FL, the ultimate trophy home is looking for some deep-pocketed new owners. Recently listed for a whopping $49 million, the massive waterfront home is by far the most expensive house for sale in Jupiter at the time of writing, with the runner-up asking a little over a third of its worth. That one — set in the same Admirals Cove...