Pohutukawa has a beautiful big header image feature. The theme comes with 4 header images to choose from (see Appearance / Header). Of course you can also upload your own header images in the size of 1400×440 pixels (jpg, try … Continue reading
This is the gallery post format. Just upload some images into a post using the Upload Media button and create an image gallery with the [gallery] shortcode. Now you can choose the »gallery« post format in the Format field. In your admin panel Settings/Media you should choose a thumbnail size of around 250px x 250px and and enable the cropping option.