Then there is the recent story of Ecudorian castaway, Jose Salvador Alvarenga, who has not yet been discredited for surviving 13 months on a 20+ foot fiberglass boat from Mexico to the Marshall Islands on rainwater, raw aquatic animals and small birds. There is a lot of suspicion to the veracity of his story, for he was not emaciated and kept changing his name and tale.
But all the above is nothing compared to salt-resistant bacteria isolated and revived after 250 million years! They were found in halite (rock salt) from Carsbad, New Mexico:
The actual specie is B. permians:
Here is a scientific point of view of the above, which remains controversial. And another.
Russia now leads with 15 total medals.