¡Sin resolver! Lugares misteriosos (Unsolved! Mysterious Places)

From Stonehenge to the Bermuda Triangle, there are many places on Earth that remain a mystery to scientists! Readers will discover these curious places—and more!—as they move through this fascinating, Spanish-translated nonfiction title. This mysterious book features detailed images, informational text, and stimulating facts and theories in conjunction with upper-level features, such as chapter format, a glossary of terms, and an index.