Largest organisms photosynthetic unicellular and multicellular protists that are related to land plants. The thallus of the unicellular mermaid's wineglass, "Acetabularia", can grow to several inches (perhaps 0.1 to 0.2 m) in length. The fronds of the similarly unicellular, and invasive "Caulerpa taxifolia" can grow up to a foot (0.3 m) long. A member of the order Cetacea, the blue whale ("Balaenoptera musculus"), is thought to be the largest animal ever to have lived. The maximum recorded weight was 190 metric tonnes for a specimen measuring , whereas longer ones, up to , have been recorded but not weighed. The African bush
World's Largest Dungeon text. AEG estimated that the book would provide two years' worth of play time, and that it was not just the largest d20 book but also the largest role-playing game book ever produced at the time. Several blogs were established to chronicle adventures in the dungeon, which Alderac collected on their website. The World's Largest Dungeon was also parodied in Knights of the Dinner Table as the "Biggest Damn Dungeon Ever" which was a product by the fictional creators of Hackmaster, but unlike the World's Largest Dungeon, it was only an alphabetical collection of monsters. In 2006, the "Guinness Book