A massive $8.5 billion luxury floating metropolis, the biggest boat in history, is reportedly on the verge of being built in the poverty-stricken Central American nation of Honduras. "If things work out the way we want, we should be starting in January," Mario Mossi, agent for boat builder Freedom Ship Inc. in Tegucigalpa, the Honduran capital, said. Measuring 4,320 ft. (1,500 m) by 750 ft. (250 m) wide and 340 ft. (130 m) deep, the boat will be designed to house sports centers, parks, theaters and nightclubs, all to be built in Honduras' Caribbean port of Trujillo, Mossi said. Approximately five times longer than the biggest cruise liner now afloat…