End City/Structure/Small Tower

Towers are hollow, consisting only of a single Purpur Slab staircase. Can be placed everywhere on the roof of rooms.
__NOTOC__
==== Materials ====
Name	Total	Stack
 	40 	
 	52 	
 	4 	
 	4 	
 	3 	
==== Blueprint ====
Each of these stairs are upside-down.
===== Base =====
===== Extention =====