If you own an iPhone, I invite you to check out the Brooklyn Bridge in Apple Maps. In the 3D view, you can see just how it stretches across the East River, hovering over the highway on the edge of Manhattan and towering over its namesake park at the tip of Brooklyn. Flip on Apple’s Flyover tour, and the camera will slowly hover around the bridge in a satellite view on a bright, sunny day, letting you peek into the surrounding pavilion, over at the trees on Liberty Island, and across the…