Trinidad Tobago is diversified, based to a large extent on oil, natural gas, industry and agriculture. It is one of the leading gas-based export centres in the world, being the leading exporter of ammonia and methanol and among the top five exporters of liquefied natural gas. This has allowed Trinidad to capitalise on the biggest mineral reserves within its territories. It is an oil-rich country and stable economically. The Venezuela Tertiary Basin is a subsidence basin formed between the Caribbean and South American plates, and is bounded on the north by the coast ranges of Venezuela and the Northern Range of
South African Class NG3 4-6-2T essential as feeders to open up fertile districts which were distant from the existing main- and branch lines, particularly when the intervening stretches of country were difficult from an engineering point of view. The second narrow-gauge railway in Natal was constructed from Esperanza at Umzinto on the South Coast via Ixopo to Donnybrook. The residents of Alexandra County and the Ixopo Division had been pressing for a railway for years. These counties were only tapped by the Railways at their extreme edges. The eastern edge of Alexandra County was served by the South Coast line, which had reached Umzinto in