Question:
But it was the adventure of Garibaldi's Red Shirts that imposed the unification of the peninsula in 1860.

Does it follow that "The peninsula was unified in 1860."?
Answer:
yes

Question:
It is about 31 metres (100 feet) in diameter, and stands 55 metres (180 feet) high the same as a 15-storey building.

Does it follow that "It only only about as high as a two story house."?
Answer:
no

Question:
In fact, many of these recipients have unique ZIP Codes and their own sorting bin on the sorting machines.

Does it follow that "Many recipients have their own zip codes."?
Answer:
yes

Question:
The small center still retains vestiges of its heritage as a fishing village, but modern hotels and apartments have been built on the outskirts.

Does it follow that "There are no modern buildings found on the outskirts."?
Answer:
no