Fueled by legends and creative imaginations, fanciful tales surrounding Galveston’s Kettle House have sprung up like mosquitoes after a spring storm. Some say the building floated to the island via a mysterious unmanned barge. Others claim a farmer recycled an old silo top to craft a vacation home. Still others say it’s alien space junk. But somehow, over the years, nobody has completely pulled back its mysterious cloak — until now.