Walking
the National Trail website (http://www.nationaltrail.co.uk) includes walks on the Cleveland Way, the Pennine Way and the Wolds Way National Trails
the Nidderdale Way (http://www.ramblers.org.u...)
sport
Yorkshire has a wealth of top professional sports teams to watch, and lots of outdoor & indoor activities to enjoy.
Athletics
Leeds (http://www.leeds.gov.uk/L...) and Sheffield both boast fantastic athletics facilities, which are available for spectators or participants.
Football
Huddersfield Town (http://www.htafc.com/page...), Bradford City (http://www.bradfordcityfc...), Hull City (http://www.hullcity.co.uk), Barnsley (http://www.barnsleyfc.co.uk), Leeds United (http://www.leedsunited.com), Sheffield United (http://www.sheffutd.co.uk) and Sheffield Wednesday (http://www.sheffwed.co.uk) all play the national sport football soccer, though ticket prices can be high. It also advisable to book ahead.
Cricket
Yorkshire County Cricket (http://www.yorkshireccc.co.uk) play the traditional English sport of Cricket at venues around Yorkshire during the summer, with most of their games in Headingley, Leeds. Headingley also occasionally hosts international matches, though tickets must be booked well in advance.
Rugby League
Bradford Bulls (http://www.bradfordbulls.co.uk), Hull FC (http://www.hullfc.com), Hull KR (http://www.hullkr.co.uk) & Leeds Rhinos (http://www.leedsrugby.com) all play this exciting physical sport in the European Superleague (http://www.superleague.co.uk). International matches are regularly played across Yorkshire. Ticket prices are usually reasonable, though top matches often sell out so book ahead.
Rugby Union
Leeds Carnegie (http://www.leedsrugby.com) play at Headingley, tickets are always available as the sport is still 2nd choice to Rugby League for many Yorkshire fans.
Ski
Sheffield has a dry ski slope.
Xscape (http://www.xscape.co.uk) is a real snow indoor snow dome in Castleford near to Leeds.
Swim
There are 50 metre pools in both Leeds and Sheffield. There are 'fun' pools in Barnsley, Bradford, York and Doncaster. Sheffield has Ponds Forge, one of the best leisure complexes in the UK, which was built for the World Students Games in the early nineties, and where the Channel 4 programme The Games holds its swimming and diving trials.