mountaintop
US /ˌmaʊn.tənˈtɑːp/
UK /ˌmaʊn.tənˈtɑːp/

1.
cima della montagna, vetta della montagna
the summit or peak of a mountain
:
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We reached the mountaintop just as the sun was setting.
Abbiamo raggiunto la cima della montagna proprio al tramonto.
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The view from the mountaintop was breathtaking.
La vista dalla cima della montagna era mozzafiato.