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117 years ago #Today, this sequence of characters was specified as the international distress signal
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117 years ago #Today, this sequence of characters was specified as the international distress signal
In International Morse Code, three dots form the letter "S" and three dashes make the letter "O", so "S O S" became a common way to remember the order of the dots and dashes.…
有趣
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twitter.com)
•
Massimo
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This prehistoric rock art wall is in Brazil and it's about 12,000 years old.
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This prehistoric rock art wall is in Brazil and it's about 12,000 years old.
The Serra da Capivara National Park is home to one of the most impressive collections of prehistoric rock art in the world. This UNESCO World Heritage site boasts an astonishing array of over 30,000…
有趣
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twitter.com)
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Massimo