Earthrise

Cover and two nice screenshots of the post apocalyptic video-game Earthrise, released in 2011.

Post Apocalyptic Pin Up

Cow Girl Redux by Tariq.

Definitely the USA

Two covers of the post apocalyptic comic Mighty Samson where the hero fights some strange enemies. It's easy to see that all happens in the USA. There are the emblematic ruins of the Chrysler Building and of the Capitol.