A vast, black city of eternal night, inside of which dwell the denizens of Sable Night, a ringed city of rings.

Ring of Sulfuric Night: the Webweaver's city is a series of intricate spider warrens.
Ring of Green Night: the Hollow Prince's city is infested with rats and plague.
Ring of Crimson Night: the Masked God's city is a hive of vengeance and vendettas.
Ring of Grey Night: the Bone-Mother's city is a necropolis.
Ring of Jade Night: the Poacher's city is a caste-driven expanse of gardens and hunting grounds.
Ring of Hoary Night: the Wintermother's city is a frozen urbanscape.
Ring of Amaranth Night: the Deceiver's city is a maze of deceptions and illusions/
Ring of Slate Night: the Chained God's city is a series of slave pits and slums.
Ring of Malachite Night: the Hooded God's city is a criminal's paradise.