America’s Most Mysterious Private Island Is For Sale At $72 Million—An Abandoned Palace And A Lake Monster Included
- Posted on May 7, 2026
- By Forbes
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- 1 min read
America’s Most Mysterious Private Island Is For Sale At $72 Million—An Abandoned Palace And A Lake Monster Included
A 45,000-square-foot unfinished villa. A legendary lake with its own monster. Cromwell Island in Montana is the country’s most extraordinary trophy property.