Lots of hard work, heavy lifting, and thinking.
Castles in the Middle Ages were used to keep out enemies.
No castles have been built since the middle ages
your mom did
Earlier in the Middle Ages, they built fleets of ships to combat pirates and Vikings. Later on they built castles.
Cathedrals
234BC
Sweden was not "built" The monarchy was established in the middle ages
The Middle Ages. 5th Century to 16th Century.
Most castles in the Middle Ages were built over a span of a decade or more. They were built by masons and carpenters, mostly of stone.
cathedrals
Master builders where the ones the guilder the masons as to how the catherdral was to be built
Castle Rising was built in Norfolk in 1138, and is certainly from the very middle of the Middle Ages. I have added a link to a Wikipedia article below.