Space architecture of space and a space transportation infrastructure can be accelerated. Virgin Galactic has indicated plans for an orbital craft, SpaceShipThree. The demand for space tourism is one without bound. It is not difficult to imagine lunar parks or cruises by Venus. Another impetus to become a spacefaring species is planetary defense. The classic space mission is the Earth-colliding asteroid interception mission. Using nuclear detonations to split or deflect the asteroid is risky at best. Such a tactic could actually make the problem worse by increasing the amount of asteroid fragments that do end up hitting the Earth. Robert Zubrin writes:
Economy of the British Virgin Islands 16%. Property taxes account for less than 1% of revenue. In 2015, a total of 922,372 people visited the islands (of whom 529,354 were cruise ship passengers and 393,018 were overnight visitors), mainly from the United States. The bulk of the tourism income in the British Virgin Islands is generated by the yacht chartering industry. The Territory has relatively few large hotels compared to other tourism centres in the Caribbean. The British Virgin Islands also entertain cruise ships, although these generate relatively little revenue. However, cruise ship passengers are an important source of revenue for taxi drivers, who represent a