Réponse :
Bonjour,
Part A/
Big Ben is a bell in a tower.
It is situated at the northern of Westminster Palace in London.
Its other name is " the GREAT BELL"
It weighs 13 tons
"Ben" comes from Benjamin Hall
Big Ben is 315 feet tall ( 96 m )
It took 34 years to build it.
It was finished June, 31st 1859
Part B/
the address of Tower Bridge is:
TOWER BRIDGE RD
LONDON SE1 2UP
The bridge opened June 30th 1894
Its construction started June 21st 1886
It took 8 years to build it.
It is called " Tower Bridge " because of the name of the Tower of London which is located on one side of the bridge.
The Tower of London is very close.
This sort of bridge is called a bascule bridge
11,000 tons of steel were necessary to build it.
The 2 towers are 213 feet high 65 m)
Explications étape par étape
L'origine du surnom "Ben" est discuté, et l'on peut trouver d'autres avis.
Je ne sais pas explique le fonctionnement mécanique du pont .
