Great Pyramid
The Great Pyramid of Giza was the largest  at Giza in Egypt, Earth.

A group of anthropologists from 2769 observed its construction. They followed all of the proper time travel protocols as established by the Temporal Accord. In 2151,  showed temporal these anthropologists to Captain Archer in the Temporal Observatory. ()

The Great Pyramid was also among the images displayed by the Guardian of Forever. ()

The  having travelled to 3189, Sylvia Tilly anxiously wondered whether anything familiar on Earth had survived from their native 23rd century, including the Giza pyramids. ()

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Earth structures