Koret has an Olympic-sized pool, a gym and six racquetball courts, though for the latter you'll need to bring your own equipment.

The wonderful view of the Golden Gate Bridge from the 17th hole has made Lincoln Park one of the most photographed courses in the US.

In response to rising HIV and STD rates among the city's queer men, community health groups have rallied to create Magnet. This welcoming space looks more...

Mike's doesn't offer rentals, but is an excellent one-stop shop for bikes, clothing and other accessories.

The popular Ashtanga class here builds endurance, strength and flexibility.

This 14,000sq ft (4,300sq m) of urban wilderness and polished jungle gym runs beginner's lessons from noon until 7.30pm on weekdays.

Staffed by knowledgeable enthusiasts, Mountain West is the place to buy or rent the latest skiing and snowboarding equipment with brand names like Nordica...

A cut above most tourist trips - the staff are experts in natural history and marine life. At weekends from June to November, a full-day trip heads 26 miles...

A bustling tourist trap, all T-shirt shops and traders flogging Celtic art and music boxes, plus street performers, restaurants, a games arcade, a carousel...

Former presidents Roosevelt and Eisenhower both played this 18-holer - the second oldest course west of the Mississippi - when it was owned by the Army....