A day and overnight spa in a restored 20th-century textile mill at Linthwaite in the Colne Valley, billing itself as the UK's first eco spa. Its Heat and Ice Experience includes a herbal infusion room, saunarium, aromatherapy room, crystal steam bath, Himalayan salt sauna, ice room and plunge pool, and a sauna and steam room sit beside the 15 m indoor pool. There is also an outdoor hot tub. Facilities open 8am to 9pm; access is sold as spa days, twilight evenings and spa breaks.