The PGA Championship wraps up this weekend in the US state of Wisconsin, while the Youth Olympic Games kick off in Singapore.
Rugby Union Tri-Nations
Saturdays, July 10 - September 11
Australia /New Zealand - South Africa
A round-robin competition organized by the Australian, New Zealand, and South African Rugby Unions, the Tri Nations matches also play a part in deciding who wins three separate challenge trophies: Australia and New Zealand contest the Bledisloe Cup, Australia and South Africa tussle for the Mandela Challenge Plate, New Zealand and South Africa vie for ownership of the Freedom Cup.
Haven, Wisconsin, USA
The last of the 2010 season's four majors, golfers from the PGA, European and Japanese tours congregate at the Whistling Straits course for a last shot at glory. Day passes are $95 on Thursday or Friday, $110 for Saturday or Sunday. A seven-day pass is $300. Each adult can bring up to four Under-17s with them.
Youth Olympic Games
Marina Bay Floating Platform, Marina Bay, Singapore
Around five thousand young athletes between the ages of 14 and 18 represent their countries at the YOG, competing in 26 sports from swimming, basketball and handball to table tennis and taekwondo.
World Blind Football Championships
Hereford, United Kingdom
Ten of the world's best blind teams meet at the Royal National College for the Blind, including European champions France, Paralympic title holders Brazil, and reigning world champions Argentina. Tickets are £5 (€6) for adults, £2 (€2.40) for children, students, and seniors.
Women's Rugby World Cup
August 20 - September 5
Guildford and Twickenham, United Kingdom
The top international tournament in women's rugby returns to the UK for its sixth outing: New Zealand, consecutive champions since 1998, will be defending their title against 11 other top teams. Day tickets are £13.90 (€17) for adults or £6.50 for juniors, rising to £27.90 (€33) and £11.90 on the final day. Tournament passes are £64.60 (€77).
Vermont 30 Mile MTB Endurance Challenge
Pittsfield, Vermont, USA
Also known as the "666", Vermont's 6-hour endurance ride is suitable for teams of relay racers with options for those hardy enough to conquer the circuit solo. There's a King Of The Hill prize for the first to the top on the first lap, and a post-race barbecue for participants. Scenic camp sites are available nearby; solo riders pay $40 to compete, relay teams face a $120 flat fee. Online registration closes Friday August 20, but remains open on-site until 8.30am on the Saturday.
15th Air Guitar World Championships
Twenty-six National Champions, zero guitars, a mysterious dark horse, and one World Champion. Part of the Oulu Music Video Festival, the Air Guitar World Championships have been running since 1996, and in recent years the Finns have seen British, French, Dutch, American and even Japanese. Contestants must wield their invisible axes to 60 face-melting seconds of their own musical selection, and a compulsory song kept secret until the last minute (previous years included shred-fests from Ozzy Osbourne, The Darkness, and Motörhead). Tickets are €20, VIP packages start from €42.
Basket ball: FIBA World Championships
August 28 - September 12
Twenty-four teams from around the globe gather in Turkey's historic cities of Istanbul, Ankara, Izmir and Kayseri for the 16th FIBA World Championships. Spain are defending champions, and Argentina, Yugoslavia, Greece and the USA have all done well in recent years - though the USA haven't done better than bronze since 1994.
Rugby League: Challenge Cup Final
London, United Kingdom
This Grand Final has been nearly nine months in the making, drawing participant clubs from all levels of amateur and professional rugby around Europe and Russia. Matchday seats at the new Wembley Stadium can be booked for £21 (€23/$33) up in the high stands to £76 (€85/$120) for prime pitchside views.
F1 Belgian Grand Prix
Michael Schumacher's going to find it tough to add to his record six wins at Spa this year, after receiving a 10-place starting grind penalty after dangerous - though exciting - driving during the previous GP race. Tickets start from €80 for a no-frills race day pass up to €550 for the weekend's top seats in the best grandstand.
http://www.spagrandprix.com and http://www.formula1.com
Women's Hockey World Cup
August 29 - September 11
Twelve national sides are placed into two groups for the highest-grade tournament in women's hockey, separating the Dutch champions from their Argentinean hosts. Five continental champions are present, the rest having made it through 2010's preliminary tournaments.