The sands of Hueco Mundo seem to go on forever. The only landmark one may see is the great city of Los Noches. Many are also unaware of the forest below.
Below the Eternal Sands this forest inhabits the ghostly Menos Grande. The Forest is as vast as the sands that it holds up and is thick with trees. Navigating these woods is all but possible.
The vast castle that houses the legendary Espada. This structure is often referred to the Arrancar's Seireitei. All Hollows consider this to be a holy place and have keep it in excellent condition.
Despite Los Noches size, a large portion of it is desert. This place is referred to as the courtyard. Battles for rank are usually held here and it is also a means to travel between each Espada' private chambers.