Subway
An aquifer is an underground accumulation of water.
Americans commonly refer to fireworks simply as "fireworks."
A geyser.
This would be underground mining.
Geologists refer to underground water as groundwater. Groundwater is water that is found beneath the Earth's surface in soil pores and rock formations, and it is a vital natural resource for drinking water and irrigation.
The underground rail system - what Americans would call a subway system.
Americans call them 'The Subway', the British call them 'The Underground' or 'The Tube'.
Underground railways are known, in the USA, as the subway.
Americans usually call a house "a house", sometimes "real estate".
elevator
the pavement
they call it that because it was underground and its was a rail road
What Americans call pants, the British would call trousers.
English people are actually people from England so people from America would be called Americans!
She helped African Americans and native Americans get the things and opportunities that Americans had.
Some Americans would call it a flashlight, although others may call it something else, entirely dependent on the the brand name. It just depends on the person.
Americans call a thong a thong.