Heather Lea Hotel 34 Empress Drive, North Shore., Blackpool FY2 9SD SANDCASTLE WATER PARK Attraction: SANDCASTLE WATER PARK SANDCASTLE WATER PARK The UKs largest indoor waterpark. With 18 slides and attractions and an 84 degree tropical climate there is truly something to entertain the whole family. The Water Park is open all yrear round....visit the official website...sandcastle-waterpark.co.uk for more details. Ring us on 01253 595877 to book your stay as we are open all year round as well.