What buildings did "who" use? You need to give a subject in this sentence.
Why did relief carvings use buildings?
In buildings
So buildings don't catch on fire
Many buildings are heated by natural gas
Columns
Buildings...
No
their land use is: farms, buildings, and tents
The Romans did not invent columns. They adopted the use of column to support the roofs of temples and for porticoes form the Greeks. They also adopted the three orders (styles) the Greeks used for columns: Doric, Ionic and Corinthian. They developed the Composite order which combined elements of two orders. The Egyptians used columns for their temples before the Greeks.
You use fire arrows to ignite you enemy's buildings.
Eiffel tower
buildings or houses