Wood Walton stands an oasis, surrounded by sunken arable land.
Some even mounted diving expeditions to locate the sunken land.
The now sunken land enabled many southwestern species to migrate to Florida.
"He's talking about Dimernesti, the sunken land of the sea elves," Peril said.
Among the sunken lands was Atlantis, which was only marked now by a small archipelago of islands that were actually the mountaintops.
The people called this place Muria after their sunken land and soon they forgot where had been the passage the Taithu had sealed.
A survivor into the 21st century-Atlan, after whom the sunken land had been named-had unfolded an unknown chapter of Earth's prehistory before his listeners.
It tends to stay over the horizon longer; but never all the time, as very often you drop into the depths of the next sink in this sunken land.
Surrounding the building was sunken land littered with spare parts, deadwood, and weeds that had reached the sun, been baked to summer straw.
But in that case," questioned the Mouser sharply, "may we not even now be sailing over that sunken land?