Suspended

This science-fiction book cover features a man standing on top of a building or platform looking down at a large population of people. The whole cover is tinted blue.

This action book cover features a silhouette of a man. The background is a concrete wall smeared with a red-orange color.

This adventure/Greek book cover features a ship, Greek columns, and a map of Greece.

This action book cover features a woman holding a large gun in the top half of the cover and a black car speeding through the streets in the bottom half of the cover.

This cyber-crime book cover features half the face of a hooded man who could be a hacker. Blue code / text covers the cover.

This adventure book cover features the entrance to a cave or tunnel with blue light coming out of it. At the bottom of the cover is a flashlight and a snake.