Cwm Mawr Waterfall in South Wales is one of those places that feels truly secret. Only accessible on foot at low tide, it’s a magical spot where a slender waterfall spills straight over a cliff and onto the beach, framed by moss-green rocks and dramatic geological formations.

The surrounding cliffs and rock layers are breathtaking, making the short walk in feel like an adventure. Time your visit carefully — check tide tables in advance — as access is cut off when the water rises. Sturdy footwear is essential, as the path can be slippery and uneven.

Insider tip: Arrive just before low tide to give yourself plenty of time to explore and photograph the falls while the beach is exposed. When the sun catches the spray and lights up the mossy rocks, it’s unforgettable.