From boat trips on Lake Garda to zip-wiring in Wales, you share your favourite family-friendly breaks in Europe • Tell us about a glamorous seaside hotel that didn’t break the bank? The best tip wins a £200 holiday voucher From boat trips on Lake Garda to zip-wiring in Wales, you share your favourite family-friendly breaks in Europe Tell us about a glamorous seaside hotel that didn’t break the bank? The best tip wins a £200 holiday voucher Guardian Travel readers' tips Every week we ask our