Background: Southampton became a spa town in 1740. It had also become a popular site for sea bathing by the 1760s, despite the lack of a good quality beach. Innovative buildings specifically for this purpose were built at West Quay, with baths that were filled and emptied by the flow of the tide.
Question: Where in Southampton were special baths filled by seawater constructed?
Answer:<extra_id_0>.
<extra_id_0> West Quay<extra_id_1>