At Independence Hall in Philadelphia, a stainless steel time capsule weighing approximately 400 kilograms was buried, with plans to seal it for 250 years until its opening in 2276, the 500th anniversary of the founding of the United States.
Evidence EVIDENCE
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美国之音中文网
2026-09-23 21:22 · 美国之音中文网 发布了新视频：庆祝美国独立日 美国建国250周年特别节目
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Context CONTEXT
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This event
Time Capsule Buried at Site of U.S. Declaration of Independence Signing
2026.07.04 · Verified
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