This book investigates numerous encounters between fighter pilots, other people, and UFOs. The author stated that while Earth has been visited by extraterrestri

An up-to-date overview of Vermont's geological, natural, and land use histories, in the context of past, present, and future human interactions with the landsca

From Maine's Acadia National Park to Kentucky's Natural Bridge State Park Nature Preserve, this volume provides a snapshot of the most spectacular and important

This timely set invites readers to celebrate the most beautiful and environmentally important places in the United States. Each of the United States boasts nume

The thermal evolution of mountain belts is recorded inthe distribution, origin and ages of magnatism. In this volume, petrologic, isotopic and geochemical evide