Migraine most frequently causes simple visual hallucinations, but complex visual hallucinations may occur in basilar migraine and familial hemiplegic migraine. In contrast to hallucinations in migraine aura, complex visual hallucinations in basilar migraine appear at a late stage of an attack usually following symptoms of brainstem and cerebellar dysfunction or at recovery from coma.
The building of the Titanic took 2 years, 2 months. Construction  began on 31 March 1909. It was launched on 31 May 1911.   it took three years to completely construct anâ¦d outfit the titanic  but the building of the titanic was on march 31,1909 It took 2 years. From 1909 to 1911.
At the launch of Titanic II, which began with a guitar rendition of Celine Dion's 'My Heart Will Go On', Professor Palmer explained that the ship will be 883ft long, which is three inches longer than the original. It will have a tonnage of 55,800 tonnes compared to 53,210 of the original.