Learn how to say Capitols correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word Capitol:
1the seat of the US Congress in Washington DC.
(capitol) US a building housing a legislative assembly:
the work is on display at the Utah state capitol
2the temple of Jupiter on the Capitoline Hill in ancient Rome.
from Old French capitolie, capitoile, later assimilated to Latin Capitolium (from caput, capit- ‘head’)