Who is the main protagonist in Keeper of the Lost Cities?

What special ability does Sophie Foster have?

Which group does Sophie join in the Lost Cities?

What ability does Keefe Sencen have?

What is the name of Sophie's adoptive father?

What is the name of the organization that opposes the Black Swan?

What is Elwin Heslege’s ability?

What is the name of Sophie Foster’s alicorn in the Keeper of the Lost Cities series?

What is Biana Vacker's ability?

Which character is a famous inventor?

Which city is the capital of the Lost Cities?

What is Tam Song’s ability?

Who is Fitz's best friend?

What ability does Lady Gisela have?

Who is the author of Keeper of the Lost Cities?

Who is the publisher of Keeper of the Lost Cities?

In which country was Keeper of the Lost Cities first published?

When was the first book in the Keeper of the Lost Cities series published?

Which Keeper of the Lost Cities book was published in 2014?

How many books are in the Keeper of the Lost Cities series (as of 2025)?

Which Keeper of the Lost Cities book was published in 2015?

Which book in the Keeper of the Lost Cities series was published in 2016?

Which Keeper of the Lost Cities book was published in 2017?

Which Keeper of the Lost Cities book was published in 2018?

Which book in the Keeper of the Lost Cities series was released in 2022?