H. R. Giger (Hans Rudolf Giger — Wikipedia entry and his official site), widely recognized as one of the greatest surrealists of the 20th century, has worked on movies such as Dune, Species, and Alien, for which he is most famous for, creating the “Alien” creature itself, a feat which gathered him an Academy Award in 1979. Read on for a full gallery of some of his best work.

Concept artist and illustrator Lorenz Hideyoshi Ruwwe has worked on everything from movies, to videogames and books, winning several international awards. Check out his site, and read on for the full gallery of 30 of his best digital paintings.