Skip content
Citadels on Earth by Alex Raymond & Ron Goulart
  Send as gift   Add to Wish List

Almost ready!

In order to save audiobooks to your Wish List you must be signed in to your account.

      Log in       Create account
Phone showing make the switch message

Limited-time offer

Get two free audiobooks when you make the switch!

Now’s a great time to shop indie. When you start a new membership supporting local bookstores with promo code SWITCH, we’ll give you two bonus audiobook credits at sign-up.

Make the switch
Libro.fm app with gift bow

Gift audiobook credit bundles

You pick the number of credits, your recipient picks the audiobooks, and your local bookstore is supported by your purchase.

Start gifting

Citadels on Earth

$20.99

Get for $14.99 with membership
Narrator Johnny Heller

This audiobook uses AI narration.

We’re taking steps to make sure AI narration is transparent.

Learn more
Length 3 hours 54 minutes
Language English
  Send as gift   Add to Wish List

Almost ready!

In order to save audiobooks to your Wish List you must be signed in to your account.

      Log in       Create account

An ancient civilization, whose primary objective is the making of war, descends upon the planet earth.  In order to save his home from total destruction, Flash Gordon returns to earth only to find himself arrested for murder...and treason.  As the people of his planet divide into factions, Flash must maneuver to save the earth from total annihilation.

Ron Goulart (b 1933)
 
Aka Kenneth Robeson, Frank S. Shawn, Joseph Silva, Con Steffanson
 
Ron Goulart is a professional author having worked over several decades and has over 180 books to his credit, including more than 50 science fiction novels and over 20 mysteries. He’s received two Edgar Award nominations and is considered one of the country’s leading authorities on comic books and comic strips, as shown in his 2000 book, Comic Book Culture. Ron lives with his wife, Frances, also a writer, in Connecticut.

Phone showing make the switch message

Limited-time offer

Get two free audiobooks when you make the switch!

Now’s a great time to shop indie. When you start a new membership supporting local bookstores with promo code SWITCH, we’ll give you two bonus audiobook credits at sign-up.

Make the switch
Libro.fm app with gift bow

Gift audiobook credit bundles

You pick the number of credits, your recipient picks the audiobooks, and your local bookstore is supported by your purchase.

Start gifting