https://youtu.be/9mm9PWMEbmM
Feb
19
Feb
19
1967- Construction began on the Calgary Tower, a $3.5-million-dollar project in Alberta, Canada.
Feb
18
https://youtu.be/ITXvV-ADvMw
Feb
18
https://youtu.be/lJr_qw38X-c
Feb
18
https://m.youtube.com/watch?v=w2vMq8hjif4
Feb
18
https://youtu.be/t9tQ1-wCUBw
Feb
18
https://m.youtube.com/watch?v=BgN-1cQzbRM
Feb
18
1745- Inventor of the battery, Alessandro Volta, is born.
Feb
17
https://m.youtube.com/watch?v=izfPNGVnr_4
Feb
17
https://youtu.be/9F5R4eE8iCo