Great Cavern
The cavern in the Nome King's dominions where he summons his army to assemble.
First named in The Emerald City of Oz, ch. 4
Summon my army to assemble in the Great Cavern.
Where this is
placed Beyond the desert worked out
read out of the chapters cited on this page, not stated in any one sentence of them
The assembly hall of the Nome King's fifty-thousand-strong army under Roquat's mountain, in the Nome Kingdom beyond the Deadly Desert (Emerald City of Oz ch.4).