| 41. | It has a permanent crater lake formed at its summit.
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| 42. | The lake has a circular shape typical of crater lakes.
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| 43. | Lake Malagsom is a crater lake with green acidic water.
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| 44. | The lake has an oval shape typical of crater lakes.
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| 45. | Chief of these are : crater lakes in mountainous Abkhazia.
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| 46. | It was begun in 1909 by the Crater Lake Company.
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| 47. | Its crater lake may remain liquid due to geothermal heating.
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| 48. | St . Ana contains a crater lake, Lake Sf�nta Ana.
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| 49. | He left to hunt pigeons at some crater lakes.
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| 50. | If Gusev was an ancient crater lake, the hilltop might have towered above the waves.
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