Location
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Skystone
47.1538° N, -122.1947° E
Historical Context
About
The Skystone is an andesite glacial erratic boulder in Bonney Lake, Washington. The boulder was deposited approximately 13,000 years ago. The stone's height and width are 4.5 by 12 feet (1.4 m × 3.7 m).
Paleolithic
Mesolithic
Neolithic
Chalcolithic
Bronze Age
Iron Age
Classical Period
Post-Classical Period
Early Modern Period
Industrial Period
Contemporary Period
Temporal Epochs
Historical Timeline
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Boulder deposited
c. 13,000 years ago
Modern rediscovery
1999
Classification
Archaeological Features
Unique architectural and cultural elements found at this historical site
category
Environmental and Natural Features
Glacial erratic boulder
category
Astronomical and Timekeeping Structures
Calendar StonesStone Alignments
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