There will be no lobsters in the Thames (yet), but Colbert promises a “lobster wonderland” complete with a kooky crustacean disguised as flowers “welcoming people in” and others dressed as sharks. “There’s an amazing architectural detail of the columns that hold up the railway at the back of the site,” says Colbert. “They let me create an artwork where it looks like my lobster character’s holding up the Tube, it’s a really fun visual.”