Xtreme Underground Mysteries - 6 Titles

This visual series will explore the secret places, treasures, and histories hidden beneath our feet. Each book will dive into the origins, construction or formation, science, and purpose or importance of underground sites. Historical, geographical, and cultural context will intrigue young readers to learn about the events, people, and findings that make these underground places unique. 2026 Author: Anderhagen, Anna Nonfiction Geography, History, Science & Technology, Social Studies Full-color photographs 48 Pages Reading Level: 4 Interest Level Grades 3 - 9  / Ages 8 - 15 Measurements: 7.25"x9.25" All prices reflect a 30% discount off list. Glossary of key words, Index, Informative sidebars, and Table of contents Reinforced Library Bound Hardcover