Ten-pin bowling Bowling Championships. Ten-pin bowling has an international ranking system, as with many professional individual sports. This ten-pin equivalent is known as the World Ranking Masters and is made of three vast tours: the European, Americas and Asian bowling tours. Other minor tournaments, although major in their respective countries, include Britain's prestigious BTBA Nationals (BTBA National Championships), the Brunswick Ballmaster Open, Brunswick Euro Challenge in Greece, ETBF European Youth Championships, the European Gold Cup and the Mediterranean Challenge Cup. The world's premier amateur event is the WB/WTBA World Championships (World Bowling) which has been running since 1954 and is now held
Ten-pin bowling between members. In addition, affiliated to the BTBA is the Young Adults Club (YAC). University & College tenpin bowling is administered jointly by the British Universities Tenpin Bowling Association and the Tenpin Bowling Sports Advisory Group of BUCS (British Universities & Colleges Sport). Wales, Scotland and Northern Ireland all have their own governing bodies, with similar responsibilities to the BTBA for their respective regions of the UK. In the United States, the governing body of ten-pin bowling is the USBC (United States Bowling Congress). The USBC became the "administering organization" on January 1, 2005, after following separate groups merged: the