In Lake Baikal, a pup must take a treacherous underwater swim away from its birthplace ... This extraordinary behaviour is unique to Lake Baikal seals. Hiding in an attic, Jewish man Curt Bloch ...

The Navy SEAL Physical Screening Test (PST) is the first step for anyone looking to join Naval Special Warfare, and one of the biggest challenges is the 500-yard swim using the Combat Sidestroke ...