#13: The Mysterious Missing Cornerstone
The first cornerstone of the White House, laid in October 1792 with George Washington at a Masonic ceremony, has never been found. It may have held coins, plaques, or other artifacts like a time capsule.

provided by constative.com
Despite searches, radar scans, and detailed records, the stone’s exact spot remains a mystery. Historians and treasure hunters still wonder where this symbolic piece of the nation lies.
