We have a very good group of photos we have for this contest. Please vote for the picture that best represents our theme this week, which is Tropical Paradise. 1. siddharth 2. larkspur 3. ZapperZ 4. pitot-tube 5. Andre 6. Math Jeans 7. hypatia 8. alex_capx 9. Mech_Engineer https://www.physicsforums.com/showthread.php?t=207325". Zz.