David Blaine, naturally, does not have vacation photos like the rest of us.Sitting at a table in his lower Manhattan magic lab — a secret lair on the edge of Chinatown where the 50-year-old develops his tricks and stunts — Blaine showed The Post footage from a trip to Southeast AsiaVideo reveals him breaking bottles over his head, getting buried in scorpions and eating red hot coals. Then it cuts to Blaine making a move to kiss a king cobra: a snake with venom so deadly that a single bite could kill him in just 15 minutes. “The venom is potent enough to kill an elephant,” Blaine told The Post.