I felt immediate pain and all I could do was scream. I started worrying about how and if I’d be located, knowing the tide was coming in.” Read the biggest stories in Wales first by signing up ...

"The tide is coming in, and eventually it's not going to go back out," Wanless said to CBS News. "It's a beautiful place to live right now, but it is so vulnerable." No — quite the opposite.

Tides can also be dangerous. It is important to know if the tide is coming in or going out. When the tide comes in (high tide) the whole beach can be covered by water. Lifeboats are often needed ...

I felt immediate pain and all I could do was scream. I started worrying about how and if I’d be located, knowing the tide was coming in.” Read the biggest stories in Wales first by signing up to our ...