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historicalmarkerproject/markers/HM1AZZ_glacial-erratics_McMinnville-OR.html

The 90-ton glacial erratic rock at the top of this 1/4-mile-long trail is a stranger from a distant location—it was transported here thousands of years ago on an iceberg in the wake of a cataclysmic flood. During the last Ice Age, 13,000-…

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