6,000-Year-Old Submerged Bridge Found in Spanish Cave Redefines Mediterranean History
Researchers have pushed back the timeline of migration into Mallorca establish on the eld of a submerged rock span found in a cave on the island . The 25 - foot - long ( 7.62 - metre - prospicient ) bridge is about 6,000 twelvemonth former , the squad posited in a late paper , pushing back late estimates of human colony to roughly 4,400 years ago . The squad ’s research waspublishedtoday inCommunications Earth & Environment ....