1904- Groundbreaking at the Palace of Fine Arts in Mexico City.
https://youtu.be/ZlvtRsCyyok
https://youtu.be/A_aOWvITntI
1968 - the first Boeing 747 was rolled out of the Everett assembly building
https://youtu.be/uBLKTQRIfg4
https://youtu.be/07eZ7Evxdmg
1907- Construction begins on the Washington National Cathedral in the capital of the United States.
https://youtu.be/PtVJKBpQCkA
https://www.youtube.com/watch?v=sa-X1qqxvJU
https://www.youtube.com/watch?v=xubt2Bf1qfo