Panoramic images capture metropolises including Sydney, Las Vegas and Shanghai at night (2)

One of the challenges to the group is that the drones have to be stationary while they take the images due to the prolonged exposure. Above, the Burj Khalifa in Dubai

Their images feature flowing lines of light, distorted buildings, and famous landmarks, all in stunning clarity.

It' no surprise that many of the incredible works have won the group awards.

In order to get the angles required for these images, the group has to use a series of drones.

They often require permission from the cities they are photographing to get them airborne.

As well as the panoramic stills, the result of AirPano's drone flights can be stitched into a 360-degree virtual reality experience.

If the drone shakes during the exposure period, the resulting image will be blurry. But images like the one above, taken in Buenos Aires in Argentina, are incredibly clear