This document contains images and references to various artists including Banksy, Van Gogh, Robert Capa, Katherine Switzer, National Geographic nature photos, Malevich, Duchamp, Manzoni, and Antonio De Felipe and his artwork "El petó". The document seems to be exploring different examples of art from street art to photography to conceptual pieces.

1. ÉS ART?

2. Bansky

3. Bansky

4. El carrer

5. Van Gogh -© vincentvangogh.es

6. Robert Capa

7. Katherine Switzer - Forbes

8. Natura 1 National Geographic

9. Natura 2 National Geographic

10. Malevich

11. Duchamp

12. Manzoni

13. El petó- Antonio De Felipe