As the steel-clawed Leopard Men look for victims for their savage rites, the secret cult strikes terror into the hearts of all the villagers. Only Orando of the Utengi dares to declare war on them. And with Orando goes Tarzan of the Apes—but a strangely changed Tarzan, who now believes that he is Muzimo, a spirit or demon who was Orando’s ancestor. But there are traitors among Orando’s people. And in the village of the Leopard Men is Kali Bwana, a young American woman who has come to Africa to find a missing man. Only Tarzan can save her...

A great safari comes to Africa to make a movie, struggling across the veldt and through the jungle in great ten-ton trucks, equipped with all the advantages of civilization. But now it is halted, almost destroyed by the poisoned arrows of the savage Bansuto tribe. There is no way to return. Ahead lies the strange valley of diamonds, where hairy gorillas live in their town of London on the Thames, ruled by King Henry the Eighth. And behind them comes Tarzan of the Apes with the Golden Lion, seeking the man who might have been his twin brother in looks—though hardly in courage!

At the Earth's Core by Edgar Rice Burroughs is a fantasy novel, the first in his series about the fictional "hollow earth" land of Pellucidar.

The ERB Universe's Swords of Eternity super-arc concludes with Victory Harben: Fires of Halos by Christopher Paul Carey, featuring the world of Halos from Edgar Rice Burroughs' legendary unpublished novel fragment, The Ghostly Script!

In this, the second book of Burroughs' Amtor series, Napier travels over perilous mountains and through forests, inhabited by creatures more terrifying than any nightmare, in search of the lovely princess Duare, who has been snatched from his arms. In the Room of the Seven Doors, Napier faces the choice of his life. Six doors led to terrible deaths—the seventh is the door to life. But for him, this door too leads only to new dangers on a planet whose beasts and men are more frightful than any that stalk his native Earth.

Join in on one of the world’s most beloved jungle adventures in The Tarzan Collection. This collection includes the first three books of Edgar Rice Burrough’s Tarzan novels: Tarzan of the Apes, The Return of Tarzan, and The Beasts of Tarzan. All three novels follow stages of Tarzan’s life, from his childhood among the apes to his adulthood adjusting to a new life and adventures among civilized society.

When Carson Napier's giant rocket crash-lands on the planet Venus, he knows that there will be no return to Earth for him. His only option: find a way to survive until other Earth rockets can reach him—if they can! Beneath the eternal clouds, contrary to everything science predicted, Carson finds a race of strange people inhabiting trees that make the giant redwoods of California look like mere saplings.

After his little sister vanishes before his eyes, Kellen awakens in another realm inhabited by mythical creatures and people who shape the very forces of nature. These are the Beastcallers, wielders of elemental magics who ascend alongside their beast companions.

Jack Rust was a disillusioned biologist with a PhD—almost. When an extraterrestrial AI calling itself the System invaded Earth and thrusts it into a world of aliens and violence, the least Jack hoped for was gaining access to magic.

The Stars Are Ours: Dard Nordis is a hunted man. His brother was murdered for covert activities as a scientist in a world in which scientists and engineers are blamed for the global war that smashed civilization. Star Born: Centuries after the desperate flight from Earth, Pax has been overthrown and humanity again reaches for the stars. Rof Kurbi's spaceship reaches the planet Astra, but he and the crew do not know that the planet already has a colony established centuries ago.

Ataegina was an isolated world of medieval castles, varied cultures, and conquests, vibrant until the demons rose and spread relentless destruction. Swarms of lethal creatures with black husks, murderous claws, barbed tails, and dreaded “tooth-tongues” raged through the lowlands, killing 90 percent of the planet’s population. Terrified survivors fled to hidden mountain keeps where they eke out a meager existence. When a trio of young warriors discovers a new weapon, they see a chance to end this curse. To save humanity, they must fight.

Described as American Gods meets The Avengers, Paternus combines myths from around the world in a modern story of action and intrigue that is “urban fantasy on the surface, but so much more at its core!”

Shim has only ever known a world of peace. Unusually big and strong even for a young giant, he lives on the magical isle of Fincayra, immersed in nature as well as tales of wizards, mer folk, and dragons. Suddenly that world explodes in chaos. A terrible attack forces Shim and his mother to flee - and take a hazardous journey to reach the only person who could possibly help them, the mysterious Domnu. But when a wager goes horribly wrong, Shim shrinks down to a tiny fraction of his size.

The first of these novels, A Princess of Mars, was Burroughs' first book, and he wrote the next two novels in quick succession. Together they tell the story of John Carter of Mars - how he came to Mars, met the love of his life, and quickly found himself occupied full-time defending her and saving his adopted planet from interplanetary evildoers.

Down there, beyond the deepest caves, below the crust and the mantle, there is another world. An old woman locked away in a Russian asylum has a secret - knowledge of a 500-year-old manuscript written by a long-dead alchemist that will show a passage to the mythical centre of the Earth. She knows it’s real because 50 years ago, she and a team travelled there. And only she made it back. Today, caving specialist Mike Monroe leads a crew into the world’s deepest cave in the former Soviet Union.