Smallpark is a tumblelog (for more information, read this post). All past and future posts on Smallpark are archived here, it's like a time machine of sorts, except it can't go back in time. Posts are sorted into categories: text, opinions, links, images, music, IRC clippings, and quotes. Each post is ordered from newest to oldest.
Alternatively, click on the category text, This will link you to every post under that category.