The Largest Concrete Dome Ever Built
0
0
1,895 بازدیدها·
10/19/23
که در
Discovery
ROME S BURIED SECRETS http://www.sciencechannel.com/ The Pantheon in Rome, Italy, was completed by emperor Hadrian around 126 AD. The dome alone weighs 4,535 metric tons. Watch full episodes:...
بیشتر نشان بده، اطلاعات بیشتر
0 نظرات
sort مرتب سازی بر اساس
