Victoria Falls a visa each time they cross the border; visas can be obtained at both border posts. Costs vary from US$50–$80 (). Visa regulations change frequently; visitors are advised to check the rules currently in effect in both countries before crossing the border in either direction. Additionally, foreign tourists may purchase a KAZA visa for US$50 that will permit visitors to travel between Zambia and Zimbabwe for up to 30 days as long as they remain within the covered countries. A famous feature is the naturally formed "Armchair" (now sometimes called "Devil's Pool"), near the edge of the falls on Livingstone
South Australia–Victoria border dispute border was settled, resulting in the forfeiture of more than of territory from South Australia to Victoria. Following the establishment of the colony of South Australia in 1835, the region between the coast and the Murray River was rapidly being settled by squatters selecting large runs for sheep grazing. With no clear border legal oversight was impossible. An accurate border needed to be defined. The earliest relevant reference to the eastern boundary of South Australia is contained in a despatch dated 30 September 1844 from Governor Grey of that Colony to Lord Stanley. The Governor reminded the Secretary of State