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American Culture Quiz: Test yourself on frozen firsts, Santa scholars and constitutional achievements

Notre Dame rises from the ashes as a symbol of hope

Archaeologists in Denmark discover over 100 weapons from the Iron Age during excavations

480-year-old firearm discovered in Arizona described by researchers as the 'oldest' found in the US

Massive Theodore Roosevelt Presidential Library to open in North Dakota Badlands

Black Friday's dark history spans centuries with origins of greed and chaos: expert

What is Evacuation Day? The forgotten holiday that predates Thanksgiving — and once eclipsed July 4

Lincoln gave us Thanksgiving as a time to unite. We owe it to him to try

Centuries-old gold treasure recovered by Florida authorities after being stolen

Archaeologists uncover well-preserved temple, cult center dating back to ancient Egypt