Η λίμνη στη Σιβηρία που πέντε μήνες το χρόνο είναι παγωμένη

Κρυμμένη βαθιά μέσα στη ρωσική ήπειρο η λίμνη Βαϊκάλη είναι η μεγαλύτερη, βαθύτερη και παλαιότερη λίμνη στον κόσμο. Η «σούπερσταρ» θα έλεγε κανείς των υπερθετικών βαθμών στην υδρολογία, τη γεωλογία, την οικολογία και την ιστορία. Η λίμνη έχει βάθος πάνω από 1.680 μέτρα στο πιο βαθύ σημείο της, που βρίσκεται περίπου 1.200 μέτρα κάτω από […] ΠΗΓΗ

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