| 1. | Most Venusian surface features are named after historical and mythological women.
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| 2. | Syrtis Major was the first documented surface feature of another planet.
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| 3. | The surface features of the ancient karst developed in Mesozoic limestone.
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| 4. | The surface features edges and warts that form an incomplete network.
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| 5. | The rock surface features vary from smooth to sharply angled.
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| 6. | The final pictures captured surface features as small as a half inch.
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| 7. | During active missions, small surface features are often given informal names.
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| 8. | Very little is known of Pallas's surface features.
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| 9. | Lake Umm Badr is the main water surface feature in the area.
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| 10. | Other " surface features " on the photosphere are solar flares and sunspots.
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