Eventually the surrounding layers of older rock eroded away, leaving this mass exposed as a monadnock. |
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Mount Watatic in Ashburnham, an hour west of Boston, enables you to drive to the summit of the monadnock. |
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Known to geologists as a monadnock – an isolated mountain – Enchanted Rock is visible for miles and has attracted people to its base and rounded summit for as long as 12,000 years. |
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Today it houses an exhibition of painting, furniture and handicraft spanning the Middle Ages and 19th c. Right next to the castle you will find Hercules' Mace, the most famous monadnock, the result of limestone erosion. |
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