Archaeologists know that mounds such as these are the kinds of geological features that indicate the presence of ancient settlements.

考古学家知道，像这样的土堆是能表明有古代定居点存在的地质特征。

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The terrain looks like something not of this Earth;The region includes many interesting geological features including LakeVida and the Onyx River, Antarctica’s longest river.

这片奇特峡谷俨然不像地球产物，其中包括许多独特有趣的景观，如维达湖 （Lake Vida）以及南极洲最长的河流--玛瑙河（Onyx River）。

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The complementary coastlines and certain geological features that seem to span the ocean are reminders of where the two continents were once joined.

互相吻合的海岸线和某些似乎跨越海洋的地质特征会使人想到这两个大陆曾经是连在一起的。

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Ride's educational company supplied the cameras on the mission that allowed students to take their own pictures of craters and other geological features.

NPR: NASA Moon Craft Spots Ebb And Flow Crash Sites

Scientists have previously established the existence of water on Mars in the form of ice at the poles and water vapor, and pointed to geological features that appear to have been carved by water ages ago.

CNN: Life on Mars?

"I firmly believe that should future generations of geologists come back, they will identify these features as pervasive in the geological sense, " says Professor Wolfe.

BBC: Leaving our mark: Fossils of the future