In 1876, sailors reported a 25-kilometre Pacific island; 136 years later, scientists found 1,300 metres of ocean beneath its mapped location

For generations, mapmakers relied on sea captains’ eyewitness reports to draw nautical charts. Dense sea fog, mirages, and other optical effects sometimes led mariners to mistake pumice, icebergs, or low clouds for land.

Raccontata datimesofindia.indiatimes.com