Dig into ancient treasures and history you may not have known in this "CBS Saturday Morning" marathon.

0:00 "Spitfires" tells the story of heroic women during World War II
5:53 Ancient canals revive Mexico City's past
12:44 The Camino de Santiago trek adapts to the 21st century
20:16 NYC's Morgan Library celebrates 100 years and historic librarian
28:20 New book chronicles dark chapter in U.S. military history
34:25 A look back at New York City's historic Floyd Bennett Field
42:36 Inside construction on the Theodore Roosevelt Presidential Library
50:11 Brutalist, modern architecture have moment in the spotlight
58:07 Archaeologists discover ancient tools dating back millions of years
1:05:55 Restoration allows for new look at the life of Marie Antoinette
1:13:41 How historical turning points shaped the United States

Each weekday morning, "CBS Mornings" co-hosts Gayle King, Tony Dokoupil and Nate Burleson bring you the latest breaking news, smart conversation and in-depth feature reporting. "CBS Mornings" airs weekdays at 7 a.m. on CBS and stream it at 8 a.m. ET on the CBS News app.

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