Sentio is a minimalist WordPress blogging theme, with a clean and classic layout. It comes with a full-width header and various post formats. You can also use it to create beautiful photo galleries, so it can be a proper choice for a portfolio and photography collections as well.
The theme has lots of customization options, social links, ad spaces, widgets, tags, multiple sidebars, easy contact form, and Google maps integration. Overall, the theme has a simple design and can handle big amounts of content.