Portico: a structure consisting of a roof supported by columns at regular intervals, typically attached as a porch to a building.
Parapets: a low protective wall along the edge of a roof, bridge, or balcony.
Obsidian: a hard, dark, glasslike volcanic rock formed by the rapid solidification of lava without crystallization
Solidity: the quality or state of being firm or strong in structure
Strewn: scatter or spread (things) untidily over a surface or area.
Cowardice: lack of bravery
Duration: the time during which something continues.