Context_1 : The All-American Strongman Challenge is a leading competition in strength athletics that takes place within the annual Californian FitExpo. Although North America has a number of prestigious strongman events determining the "Strongest Man in America", the "Strongest Man in Canada" and the "Strongest Man in North America", the All-American Strongman Challenge has added kudos because it is open to entrants from overseas with the potential to bring in leading international competitors as well. It is notable for the calibre of entrants it has attracted, with many World's Strongest Man finalists being represented. Context_2 : Edward Hall (born 15 January 1988) is an English professional strongman, notable for being the current World's Strongest Man and the only man to deadlift 500 kg under strongman rules. He has also won on multiple occasions both the UK's Strongest Man and England's Strongest Man titles. He is the 2017 World's Strongest Man and the current world record holder in the deadlift with straps. Context_3 : Victoria Falls (Tokaleya Tonga: "Mosi-oa-Tunya", "The Smoke that Thunders") is a waterfall in southern Africa on the Zambezi River at the border between Zambia and Zimbabwe. It has been described by CNN as one of the Seven Natural Wonders of the world. Context_4 : The Middle Zambezi Biosphere Reserve (established 2010) is a UNESCO Biosphere Reserve located along the Zambezi River in the Zambezi Valley of Zimbabwe.. The 2,879,300 ha reserve consists of riverine and terrestrial ecosystems unique to the subcontinent. Among threatened species found in the valley are the black rhino ("Diceros bicornis"), the painted wild dog ("Lycaon pictus"), and the nyala ("Tragelaphus angasii"). The flora consist of Colophospermum/Combretum/Terminalia woodland and the Zambezi riparian forest. At Mana Pools, it comprises the only flood plain ecosystem left in the Middle Zambezi. Context_5 : Open to visitors throughout the year, the Victoria Falls National Park in north-western Zimbabwe protects the south and east bank of the Zambezi River in the area of the world-famous Victoria Falls. It extends along the Zambezi river from the larger Zambezi National Park about 6 km above the falls to about 12 km below the falls. Context_6 : Synodontis zambezensis, known as the brown squeaker, the korokoro, or the plain squeaker, is a species of upside-down catfish that is native to the middle and lower Zambezi River system of Mozambique, South Africa, Swaziland, Tanzania, Zambia and Zimbabwe. It was first described by German naturalist and explorer Wilhelm Peters in 1852, from specimens collected in the Zambezi River in Mozambique. The species name "zambezensis" is derived from the Zambezi River, where this species is found. Context_7 : The 2003 World's Strongest Man was the 26th edition of World's Strongest Man and was won by Mariusz Pudzianowski from Poland. It was his second title, and Pudzianowski's record-setting score of 66 points in the Final eclipsed the previous record of 60. His margin of victory (20 points) was also a record. The contest was held at Victoria Falls, Zambia. Context_8 : Zambezi River System Action Plan (ZACPLAN) is a multinational plan under the United Nations Environment Program (UNEP) to incorporate effective use, and management of the Zambezi River system. ZACPLAN encompasses eight countries: Angola, Botswana, Malawi, Mozambique, Namibia, Tanzania, Zambia, and Zimbabwe. The Zambezi river basin is used by all these South African countries; this plan attempts to manage resources collectively amongst, and between SADCC Nations to reasonably meet national, and international goals for water resources. Due to the immense river basin formed by the Zambezi River together with its tributaries, the Zambezi River System Plan is a culmination of a UN commission, to focus on the projection that the demand for the basins water resources would increase. This competition creates negative utilization, and inefficient use of resources for all these countries in a profitable manner. Context_9 : Chirundu is a village and border post in Zimbabwe on the border with Zambia, in Mashonaland West province. The name Chirundu means "people following one another in a line or queue" probably referring to the crossing of the Zambezi river by bridge at Chirundu. The village is located on the banks of the Zambezi river, and as a result it lies in the hot Zambezi Valley. It is the site of the Chirundu Bridges, two of only five road or rail bridges across the Zambezi river. Context_10 : Robert Oberst (born December 20, 1984) is an American professional strongman who was awarded his "Pro Card" at the 2012 Dallas Europa Amateur Strongman Competition. He is a yearly competitor of the World's Strongest Man including the 2013 World's Strongest Man, 2014 World's Strongest Man, 2015 World's Strongest Man and the 2016 World's Strongest Man competitions. fact_1 :  The contest was held at Victoria Falls, Zambia. fact_2 : Victoria Falls (Tokaleya Tonga: "Mosi-oa-Tunya", "The Smoke that Thunders") is a waterfall in southern Africa on the Zambezi River at the border between Zambia and Zimbabwe. Answer: Victoria Falls
Output: The 2003 Worlds Strongest Man was held in which town on the Zambezi River?