Розмір відео: 1280 X 720853 X 480640 X 360
Показувати елементи керування програвачем
Автоматичне відтворення
Автоповтор
That's not the Persian Gulf. That's the Red Sea.
Roman concrete is not as strong as modern concrete. You could never build a tall modern building with Roman concrete. This is actually why it lasts longer as it has some flexibility and porosity.
That's not the Persian Gulf. That's the Red Sea.
Roman concrete is not as strong as modern concrete. You could never build a tall modern building with Roman concrete. This is actually why it lasts longer as it has some flexibility and porosity.