The Eldfell volcano hike starts from the town on Heimaey, where you can easily access the trailhead from the lava fields near the harbour. There are two main starting points for the hike: one near Kirkjuvegur street and another near Fellavegur road. The trail is well-marked with signposts and offers stunning views as you make your way up to the colourful slopes of the volcano. Just park your car nearby and get ready to embark on this adventurous journey to the top of Eldfell!