Ancient Anuradhapura

roof of copper over this primordial skyscraper bestowed upon it, its name. This work of Duttha Gamini is known to have burned down only 15 years after its building; which leads to the surmise that it was largely a wooden structure.
The 1,600 pillars (40 x 40) that now mark the site are historically ascribed to king Parakrama Bahu the Great (1153—1186 A.D.) of Polonnaruwa. The original building was of 9 graded stories and is said to have had one thousand rooms.

Anuradhapura, according to legend, was first settled by Anuradha, a follower of Prince Vijaya the founder of the Sinhala race. Later, it was made the Capital by King Pandu kabhaya about 380 BCE.
Loha Prasada - The Brazen Palace

A roof of copper over this primordial skyscraper bestowed upon it, its name. This work of Duttha Gamini is known to have burned down only 15 years after its building; which leads to the surmise that it was largely a wooden structure.