For about 15 years the family has built, and maintained, a 4.5-mile loop, which draws visitors from all over the world to experience the wild beauty of ice skating outside on a Vermont lake.

Don’t let the cold get you down—the Delmar Loop Ice Carnival returns Saturday, a celebration of all things beautiful and shiver-ific. “There’s nothing else like it in St. Louis,” says Samatha Smugala, ...