Well circle around the perimeter and then check the terminals," Arcari said. "As we're driving, I'm checking our information against what exists in reality." Left on Runway Drive ("drop a name check") merge onto LaGuardia Road (another name check), left onto Delta Arrivals Road. The sign for it was new. "A valid unnamed feature," Arcari said, turning the laptop so that I could follow along as he recorded it onscreen. "I point an arrow to where the feature occurred.