Welcome to this week's edition of the Big Picture. We hope you enjoy it as much as we did selecting those photos. And remember that you can write your own comments when you click on those photos and bring up the photo viewer page.
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Nico Hulkenberg, Sauber
Marc Marquez, Repsol Honda Team
Jenson Button, McLaren and Sergio Perez, McLaren with the new McLaren MP4-28
Lewis Hamilton, Mercedes AMG F1 with photographers
Romain Grosjean, Lotus F1 E21
Jenson Button, McLaren MP4-28
Romain Grosjean, Lotus F1 E21
Paul di Resta, Sahara Force India VJM06
Luiz Razia, Marussia F1 Team MR02
Cal Crutchlow, Monster Yamaha Tech 3
Lewis Hamilton, Mercedes AMG F1 and team mate with the new Mercedes AMG F1 W04 promote new sponsors Blackberry
Lewis Hamilton, Mercedes AMG F1 W04 leaves the pits
Valentino Rossi, Yamaha Factory Racing
The Ferrari F138 unveiling
Romain Grosjean, Lotus F1 E21
Nico Rosberg, Mercedes AMG F1 W04 stops on the circuit with a small fire
Scenic testing action
Jenson Button, McLaren with the media
Mark Webber, Red Bull Racing RB9
Daniel Ricciardo, Scuderia Toro Rosso STR8
