01 Jan, 1970
Discover the true length of China's Great Wall at 21,196 km including all dynasties. Learn why Ming Dynasty sections are only 8,850km, explore preserved sections for tourists, and understand preservation challenges. Complete guide with dynasty breakdowns.
Discover when and where Harriet Tubman was born (circa 1822, Dorchester County MD), with historical context, visitor information for her birthplace, and key FAQs.
Explore the true story behind the Liberty Bell's famous crack, plan your visit with insider tips, discover its symbolic meaning, and learn surprising facts about America's iconic symbol of freedom.