More like Fantasy Portals

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NarniaUniverse
universe38 books1950
Set in secondary world.
“Once there is a wardrobe at the back of a spare room, and behind the fur coats the wood gives way to snow, and a lamp-post burns alone among the trees.”
from the catalogue
Start with The Lion, the Witch and the Wardrobe →
includes Narnia, Narnia Solo Adventures
The Ship of IshtarNovel
A. Merrittstandalone novel1926
Mythic fantasy, about gods.
“When he finally manages to crack open the rock, a mist escapes.”
from the catalogue
FairylandSeries
series7 books2009
Whimsical in tone, about coming of age.
“The novels follow a 12-year-old girl named September as she is spirited away from her average life to Fairyland.”
from the catalogue
Start with The Girl Who Circumnavigated Fairyland in a Ship of Her Own Making →
SpellsingerSeries
series9 books1983
About music, set in secondary world.
“Alan Dean Foster's Spellsinger series follows Jon-Tom, a UCLA law student pulled into a fantasy world by the wizard Clothahump, where he discovers he can cast spells by singing along with his guitar.”
from the catalogue
Start with Spellsinger →
Dwellers in the MirageNovel
A. Merrittstandalone novel1932
About witches and identity.
The Magic CityNovel
E. Nesbitstandalone novel1910
Whimsical in tone, about loneliness, set in british isles.