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.
The Titanic was built at a cost of around Â£1.5 million, in Belfast, for the White Star shipping line. She was the largest passenger steamer of her day, at over 46,000 tons, and supposedly the most up to date.itanic set sail from Southampton on her maiden voyage on Wednesday 10 April, 1912, calling at Cherbourg in France and Queenstown in southern Ireland before heading out across the Atlantic, on course for New York. Late on the night of Sunday 14 April she struck an iceberg and was holed below the waterline.