Rhyl's Sun Centre, one of North Wales's best-known tourist attractions, could be demolished as part of a multi-million pound redevelopment of the resort's promenade.
The thirty-year-old swimming pool at the town's leisure centre may also go, and a new £10m aquatic centre would be built on the promenade instead.
Denbighshire councillors will discuss the proposals today, as part of wide-ranging regeneration plans for the resort.
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The Welsh Conservatives say the Swansea project should go ahead despite indications the UK Government may be about to turn it down.