发表于2025-03-03
Underfoot 2025 pdf epub mobi 电子书
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The Appalachians this legendary Trail crosses are America's classic mountains, featuring pieces of almost every major geological event in Earth's history. This amateur geologist, who walked the entire Trail over a period of more than 10 years, gives a hiker's-eye tour of these features, with background on the development of the ranges; professionally reviewed before publication.
Underfoot 2025 pdf epub mobi 电子书