The Vorkosigan-verse series by Lois McMaster Bujold
In Other Lands by Sarah Rees Brennan
The Tortall books by Tamora Pierce
To Say Nothing of the Dog by Connie Willis
Three Men in a Boat by Jerome K Jerome
anything by Diana Wynne Jones
The Hero and the Crown and The Blue Sword by Robin McKinley
The Young Wizards series by Diane Duane
Ancillary Justice trilogy by Ann Leckie