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.
Construction was headed by Harland Wolff shipyard in Belfast, Ireland and the Titanic was designed to be a bigger and better version of her little sister called the Britannic. Titanic construction was funded by American industrialist J.P. Morgan and ended up being 882 feet, 9 inches long and 92 feet wide. The titanic had the capacity to carry 3,547 making it the largest passenger vessel of its time. The ship came complete with every luxury one would want from a cruise liner.