Geography

Saturday, 12 September 2026
16 facts about Hawaii
16 facts about Hawaii
Volcanic paradise
This picturesque archipelago located in the middle of the Pacific Ocean owes its creation entirely to volcanic eruptions. Lush deciduous forests inter ...

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Mount St. Helens
The 1980 disaster was the first major eruption since 1800.
Murray River
Murray River's history dates back 130 million years.
It originates from the paleolake Bungunnia.
Nan Madol
Each island served different purpose.
Some prepared food, others built canoes or extracted coconut oil. One of the islands served as a roy ...
Europe
Iceland is the most volcanically active country in Europe.
There are over 130 volcanoes there and many areas show underground volcanic activity. The last lava flows were recorded in Iceland in the summer of 2021.
Sahara desert
Sand temperatures in the Sahara reach extreme levels.
A record temperature of 83.5 °C (182,3 °F) was measured in the city of Port Sudan. Average surface temperatures often exceed 80 °C (176 °F).
Lake Como
Lake Como forms a cryptodepression.
The bottom of the lake is over 200 m below sea level.
Gulf of Mexico
The most diverse group inhabiting the Gulf of Mexico is dragonfish.
There are over 80 species living in the Gulf, like the Ribbon sawtail fish, or the Threadfin dragonfish.
Lake Malawi
The temperature of surface water is quite high and ranges from 24 to 29 °C. The temperature of deeper waters is about 22°C.
Lake Superior
During storms, waves may exceed 6 m (20 ft) in height.
Even 9m (30 ft) high waves have been recorded in history, but such large ones rarely form.
Mount St. Helens
It is a part of the Cascade Volcanic Arc.
It is a number of volcanoes in North America, extending for 1,100 kilometers from southwestern British Columbia up to Northern California.