1940- Construction begins on the Rainbow Bridge, an arch bridge in Niagara Falls, U.S.A.
May
04
May
03
1830- the first regular steam train passenger service begins.
May
02
https://www.youtube.com/watch?v=e5vmkwDYHVw
May
02
https://m.youtube.com/watch?v=uKHrJLBbJAs
May
02
1931- The Burlington-Bristol Bridge, a vertical lift bridge, opens in New Jersey, U.S.A.
May
01
https://m.youtube.com/watch?v=i802xnrtd0s
May
01
https://m.youtube.com/watch?v=-ry_jiAW458
May
01
https://m.youtube.com/watch?v=OXOXn_5PtNI
May
01
1931- The Empire State Building first opened.
Apr
30
https://m.youtube.com/watch?v=qSQ-LqkabRE