| 31. | It is proposed that this petroglyph was created to mark these events.
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| 32. | It is helpful when petroglyphs are associated with existing peoples.
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| 33. | Petroglyph rock art and ancestral ceremonial grounds are located inside the park.
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| 34. | There are also a few petroglyphs which may include short rongorongo inscriptions.
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| 35. | The provincial lake also provided petroglyphs carved First Nations many years ago.
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| 36. | No one knows for sure how old these petroglyphs are.
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| 37. | Little Petroglyph Canyon is open to the public for tours.
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| 38. | The area abounds in artifacts such as ceramics and petroglyphs.
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| 39. | Petroglyphs dated about 5, 000BP also portray volcanic activity.
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| 40. | Many of the salvaged petroglyphs are on display at the Interpretive Center.
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