Book Three

The Secret of the Trembling Ground

The Secret of the Trembling Ground

Join Luna and Leo as they embark on their most gripping adventure yet!

While sailing the coast of lush Tanzania, a terrifying storm catches the twins by surprise & forces them to abandon ship! After swimming to safety ashore, they find themselves stranded alone in a new and unfamiliar territory.

In order to safely navigate Tanzania's wild plains and plateaus, the twins will have to rely on the kindness of strangers and animals alike, proving that community can be our greatest strength!

© 2026 Joe Serio Enterprises · Author: Joe Serio, Ph.D.Illustrationsby: Anfisa Brewer & Manifestive DesignISBN: 9781419774003 · Published: April 2026

IN REAL LIFE

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Tanzania, Africa

Stretching along the Indian Ocean for 800 kilometers, Tanzania's coastline is dotted with historic Swahili trading towns like Zanzibar, Dar es Salaam, and Mafia Island. Dhows still sail these waters today, and the coastal landscape eventually gives way to grassy plains and montane rainforests with the great Mt Kilimanjaro looming over all.

Tanzania is also home to one of Africa's largest elephant populations, with massive herds roaming the Serengeti, Tarangire, and Nyerere National Park. Conservation efforts in recent decades have helped stabilize elephant numbers after years of poaching pressure, protecting these gentle giants for future generations.

Beyond the wildlife, Tanzania's villages and landscapes tell an even richer story. Rural life ranges from Maasai Bomas in the north to Swahili fishing villages along the coast and Chagga communities on the slopes of Kilimanjaro. All of this sits within a single country, making Tanzania one of the most culturally and geographically diverse places on earth.

Photo Credit: .&Beyond

Photo Credit: Oserok

Photo Credit: Acacia Safaris

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The Beauty of Community

In The Secret of the Trembling Ground, we explore elephants’ behavior and their natural instinct to protect their young. We walk through colorful fishing villages after enduring an arduous shipwreck & find that there is strength in community.

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