He reached the 'summit' [='peak'] of his career three years ago.
Leaders of several nations attended the economic 'summit'.
The mountain range has 'summits' over 10,000 feet high.
(..) being a thing immortal as itself? - It waves me forth again, I'll follow it - What if it tempt you towards the flood, my lord? Or to the dreadful summit of the cliff that overlaps his base into the sea'? And there assumes some other horrible form which might deprive you of your reason... (..)2015 Hamlet