| 11. | It is part of the Shenandoah Valley region of Virginia.
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| 12. | Tredyffrin and the entire Great Valley region also have many limestone deposits.
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| 13. | Bushkill Township is located in the Lehigh Valley region of the state.
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| 14. | Forks Township is located in the Lehigh Valley region of the state.
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| 15. | Hanover Township is located in the Lehigh Valley region of the state.
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| 16. | Lehigh Township is located in the Lehigh Valley region of the state.
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| 17. | Moore Township is located in the Lehigh Valley region of the state.
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| 18. | The borough is located in the Lehigh Valley region of eastern Pennsylvania.
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| 19. | Palmer Township is located in the Lehigh Valley region of the state.
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| 20. | Plainfield Township is located in the Lehigh Valley region of the state.
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