CBS News reports: Beneath the Lincoln Memorial is one of Washington's best-kept secrets: the Undercroft, a soaring 50,000-square-foot foundation built to keep the landmark from sinking into D.C.'s swampy ground. Now home to a museum, the public is being invited to visit underground.
national | lifestyle | CBS News | May 31, 2026 1:27 PM
Unveiling the history beneath the Lincoln Memorial
Beneath the Lincoln Memorial is one of Washington's best-kept secrets: the Undercroft, a soaring 50,000-square-foot foundation built to keep the landmark from sinking into D.C.'s swampy ground. Now home to a museum, the public is being invited to visit underground.
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This PeeDeeWire article is based on reporting from CBS News and links readers to the original source for full context.
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