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.
Size of ships: The Titanic was 882 feet and 8 inches long (268 meters) and had a tonnage of 46,000. The Costa Concordia was larger, with a tonnage of 114,500 and a length of 951 feet and 5 inches (290 m). The width of the Titanic was 92.5 feet (28 m), compared with 118 feet (36 m) for the Costa Concordia. Bragging rights: The Titanic was the largest ship of her day. The Costa Concordia had the largest spa center ever built on a cruise ship. People on board: 2,201 people were aboard the Titanic when it sunk, and 4,200 were aboard the Costa Concordia.