A large geological feature in southern Utah known as the ''Double Arch,'' the ''Hole in the Roof'' and sometimes the ''Toilet Bowl'' has collapsed, National Park Service officials said Friday.

The NPS said the popular “Double Arch” — which has also been called the “Toilet Bowl,” “Crescent Pool ... boat capsizes on ...

The collapse of the iconic "Toilet Bowl" arch at Lake ... The loss of the arch raises concerns about the stability of other popular arch formations in Utah, including the famous Delicate Arch.

A common line of questions has emerged from visitors to Utah's Arches National Park in the week since an iconic rock arch at Lake Powell known as the ''Toilet Bowl'' collapsed.