https://m.youtube.com/watch?v=E2eAAlAq9OM
Apr
30
Apr
30
https://m.youtube.com/watch?v=z6oCQ2QdHA0
Apr
30
https://m.youtube.com/watch?v=ShTlZrVUtj8
Apr
30
1949- the patent is filed for the power-driven jackhammer
Apr
29
https://m.youtube.com/watch?v=Yv3RM803bzw
Apr
29
https://m.youtube.com/watch?v=vw7YxVJf6lU
Apr
29
1990- Demolition begins on the Berlin Wall at the Brandenburg Gate.
Apr
28
https://m.youtube.com/watch?v=UsqqQ7GIbuw
Apr
28
https://m.youtube.com/watch?v=XPgyXrjnJeg
Apr
28
1973- Groundbreaking at the Olympic Stadium in Montreal, Canada.