The beach is back – Cardiff will once again create its own seafront with the return of the Capital FM Cardiff Bay Beach (Friday July 28 – Sunday September 3 cardiffbaybeach.co.uk), to entertain families throughout the school holidays. The urban beach, which has become such a hit in the Bay in recent years, is again expected to attract a quarter of a million people to the Cardiff waterfront, with a bucket full of traditional seaside attractions. The Cardiff Bay Beach…