Let's see, now. The £ coin is 3.15mm thick. So a thousand will be 3.15 metres, and a million will be 3,150 metres.
Which is around 5 times higher than the worlds tallest building, to date, Burj Khalifa in Dubai.
16,2000
The Eiffel Tower is 324 metres high to the top of the spire. If your unspecified "pile of One Pound coins" is also 324 metres high, the pile and tower will be exactly the same height.
the Eiffel tower has 2.5 million rivets or 2500000 rivets
The Eiffel Tower receives almost 7 million visitors annually.
450 million
2.5 million
There are about 2.5 million bolts in the Eiffel Tower.
260,000 or 7.4 million
5 million
9.33.333.333.332
The famous tower in Paris is called the Eiffel Tower, or in French, la Tour Eiffel.
Assuming that 1 pound is 4cm 3 then 1 million would be 4 million cm 3. Pound coin is 3.15 mm thick so a tower of 1 million, would be 3150 metres tall.