I would have to say that it is most likely gunpowder as explosives would make getting through the wall far more possible but i can't say for sure.
A power drill
door surely
the cabinet bed (a bed that folds up into the wall)
Great Wall of China
yes, the great wall of china is the only man- made structure visible from space but there are some traces of the forest fires of amzon rainforest also visible.
no
mongorians
Building the Great Wall of China. The discovery/invention of fireworks. The invention of spaghetti.
1. Paper money 2. Gunpowder 3. The Great Wall
B,during invention of
Beach erosion by wave action can be reduced by building a beach protection wall. But build the wall in such a way that the water can still get through but damaging waves cannot harm the beach. Or if that is complete nonsense then research into ducks, not the animal ducks but an invention that harnessed the power of the waves and converted it into electricity. These ducks would not only harness electricity but would also leave the water behind as smooth as glass. The invention was halted because of lack of funds but there are many similar inventions that would solve your problem.
A Window
A power drill
No the biggest wall is The Great Wall Of China I think
The Great Wall is in China.
what is so great about the location of the great wall of china
the great wall of china was supposed to serve as a fortress not exactly just a wall