The glacial flooding that sent residents of Alaska’s capital city scrambling this week has become an annual ordeal for those who live along the picturesque river that winds from the nearby Mendenhall Glacier.

Newly installed river barriers held back record levels of flooding and prevented widespread damage in Alaska’s capital city on Wednesday, after an ice dam at the nearby Mendenhall Glacier released a huge surge of rainwater and snowmelt,

A wave of water gushing out of an Alaskan glacier is threatening significant, potentially record-breaking flooding in Juneau for the third consecutive August.