Sneaker waves: are a natural phenomenon which happen at the Reynisfjara beach due to strong currents and the underground cliff just offshore, which adds to the pulling effect of the wave. which can result in sneaker waves. The waves are so powerful that they can sweep people into the ocean when coming too close. There is a warning sign with flashing light indicators that indicate hazard levels from low (green) to high or extreme hazard (red). Check out more about safety and sneaker waves here.
Geothermal areas: The heat levels at geothermal active areas is often around 100°C (212 Fahrenheit) meaning it is important for tourists to avoid contact with the hot water or the sulphurous mud pools, a person could suffer serious burns. Meaning it is hazardous to leave the path in these areas.
Slippery trails: Walking paths and trails can be slippery when wet so walk with caution when trails are wet. And during winter, trails are often icy, in particular near waterfalls. Therefore, it is recommended to use ice cleats or ice grips.
Volcanic activity: Generally speaking volcanic activity is limited to specific areas and are rarely any threat to the general public. Iceland’s authorities are dedicated to researching and constantly monitoring volcanoes making it one of the safest countries when it comes to volcanoes. It is however very important to monitor and mind any and all alerts and instructions from the Icelandic Meteorological Office. The best way to ensure safety is to recommend a local licensed guide.
Travellers must follow the instructions on warning signs and respect rails and fences , they are there for a reason.