Photolia by UpThemes is a responsive, single-column theme perfect for organizing photos, galleries, videos, and much more. The header area supports a widescreen custom header image and offers three default images, set to display randomly as visitors peruse your website. Use your own custom background image to really make Photolia fit your style.
Designed by Mel Choyce and Kelly Dwan, Flounder is a flat-design, minimally styled theme for bloggers which features colorful support for post formats and a clean, responsive layout. Flounder is also is designed to work seamlessly with many popular WordPress.com features such as Infinite Scroll and enhanced gallery support.