The Five Minute Poem gives you prompts, but also has a ticking clock.... "don't over think it!" Brilliant!
Another automated Haiku generator. I like this one because it shows its source (a wikipedia page) and somehow makes intriguing poems.
...complete with random generative graphics
Haikus that are found accidentally in wikipedia text.
Pinterest is a fun place to find inspiration and links to interesting sites.
Interactive online animation of William Blake’s Jerusalem running through the 24 official languages of the European Union, Scots Gaelic and Welsh via Google Translate.