More like Rescuing the Plated Lizard

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The People of the MistNovel
H. Rider Haggardstandalone novel1894
Adventure, set in lost world and 19th century.
The Cave GirlNovel
Edgar Rice Burroughsstandalone novel1925
Adventure, set in lost world and our world.
RathaSeries
series6 books1983
About coming of age.
“The books center around a society of sapient prehistoric cats, the Named, who herd prehistoric horses and deer and are in conflict with a non-sentient group of cats called the Unnamed.”
from the catalogue
Start with Ratha's Creature →
Watership DownSeries
series21 books1972
completed
About quests, set in countryside & village and our world.
“Adams returned to the same world in 1996 with Tales from Watership Down, a collection of nineteen short stories mixing rabbit folklore with further adventures of characters from the novel.”
from the catalogue
Start with Watership Down →
AlmuricSeries
series1 book1964
About transported to another world, set in secondary world.
Start with Almuric →
Tolkien's legendariumUniverse
universe163 books1923
Set in secondary world.
“Before the seas were bent and the mountains raised, there was Music — and from that Music came Arda, and in the west of Middle-earth the long defeat and stubborn hope of those who dwell there.”
from the catalogue
Start with The Fellowship of the Ring →
includes The Hobbit, The Lord of the Rings, The History of Middle Earth, The Fall of Gondolin, The History of the Lord of the Rings