[A Naturalist’s Voyage Round the World by Charles Darwin]@TWC D-Link bookA Naturalist’s Voyage Round the World CHAPTER II 31/117
Nothing can be more striking than the effect of these huge rounded masses of naked rock rising out of the most luxuriant vegetation. I was often interested by watching the clouds, which, rolling in from seaward, formed a bank just beneath the highest point of the Corcovado.
This mountain, like most others, when thus partly veiled, appeared to rise to a far prouder elevation than its real height of 2300 feet.
Mr.Daniell has observed, in his meteorological essays, that a cloud sometimes appears fixed on a mountain summit, while the wind continues to blow over it.
The same phenomenon here presented a slightly different appearance.
In this case the cloud was clearly seen to curl over, and rapidly pass by the summit, and yet was neither diminished nor increased in size. The sun was setting, and a gentle southerly breeze, striking against the southern side of the rock, mingled its current with the colder air above; and the vapour was thus condensed: but as the light wreaths of cloud passed over the ridge, and came within the influence of the warmer atmosphere of the northern sloping bank, they were immediately redissolved. The climate, during the months of May and June, or the beginning of winter, was delightful.
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