Earth has many astonishing and unusual places. This series introduces readers to eight strange and amazing natural features around the world, explaining each mysterious phenomenon and the science behind it--at least what scientists know so far! Features include a table of contents, fun facts, infographics, Making Connections questions, a glossary, an index, and QR Codes that link to book-specific online resources. Aligned to Common Core Standards and correlated to state standards. Pop! is an imprint of Abdo Publishing, a division of ABDO.