There are millions of ancient buildings but if you ask me which one shocks me the most, which is the Malta’s Hypogeum. Honestly, I have more favor on this building instead of the Seven Wonders of the World.
First of all, I would like introduce this building to you. It was built in several stages. The first stage, also known as the upper level, it was built from 3600 to 3300BC. The second stage, known as the middle level, it was built from 3300 to 3000BC. The last stage, known as the lower level, it was built from 3150 to 2500BC.
According to the information, the Hypogeum is covered about 470 square meters. The inside of it, there are lots of rooms and linked by the passages, stairways and hall.
As there were no any machines during that period,