Set on the remote northwest point of Providenciales in the Turks and Caicos Islands, Amanyara might be one of the most tranquil places on the globe. Every inch of the property is designed to relax the body, mind, and soul.

While the legendary Riggs name may not ring bells today, the bank is one for the history books: 23 presidents—including Abraham Lincoln, Ulysses S. Grant, and Richard Nixon—held accounts here. At one point, the financial firm called itself “the most important bank in the most important city in the world.”