Locals and guests gather in Herjólfsdalur valley on the island of Heimaey for four days of various events, most prominently big stage concerts, bonfires, fireworks displays and the festival's signature Sunday night crowd singing.

[2][3] The local sports district association ÍBV (Íþróttabandalag Vestmannaeyja) organises and runs the festival.

On the east side of the valley, there are the 'White tents', where locals invite family, friends and the general public to their hospitality.

hill-song), named after the hill that forms the natural amphitheater from which visitors watch the main stage.

Ingólfur was slated to lead the sing-along again in 2021 but the organising committee cancelled amid anonymous allegations of sexual harassment and inappropriate behavior towards underage girls.