There's a strange rock formation here.

这儿有一块石头真的挺特别的。

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A rock formation that is millions of years old.

那是一块经过数百万年而形成的巨大岩层。

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A massive rock formation blocked the end of the valley.

一块巨大的岩石横在山谷的尽头。

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Another hike is a twenty-two kilometer walk that ends at an unusual rock formation.

VOA: special.2009.04.15

This rock formation is made of white-gray quartzite, a kind of sandstone.

VOA: special.2009.07.20

Bike around the edge or cycle into the crater on Route 40, passing the Carpentry, a unique rock formation that resembles wood.

BBC: Israel's mysterious ��Grand Canyon��

The pathway then passes near the Rollright Stones, an eerie rock formation resembling a king and a witch, overlooking the plains.

BBC: Following in the Bard��s footsteps �C literally

Standing on the rim of this immense rock formation, the endless mosaic of reds, yellows and oranges is humbling and awe-inspiring.

BBC: Touring the American Southwest in a cowboy��s boots