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By Alysia Patterson
Denver, Colorado (AP)
Landscapers were digging a hole for a fish pond in the front yard of a Boulder home last May when they heard a ``chink'' that just didn't sound right.
They had stumbled on a cache of more than 83 ancient tools buried about 13,000 years ago by the Clovis people – ice age hunter-gatherers who remain a puzzle to anthropologists.
Denver, Colorado (AP)
Landscapers were digging a hole for a fish pond in the front yard of a Boulder home last May when they heard a ``chink'' that just didn't sound right.
They had stumbled on a cache of more than 83 ancient tools buried about 13,000 years ago by the Clovis people – ice age hunter-gatherers who remain a puzzle to anthropologists.
