Complex sentence: The Usoi Dam is a natural landslide dam along the Murghab River in the Central Asian nation of Tajikistan.With its 567 meters, it is the tallest dam in the world, either natural or man-made.
Split into simpler sentences: The Usoi Dam is a natural landslide dam along the Murghab River in the Central Asian nation of Tajikistan. At 567 meters high, it is the tallest dam in the world, either natural or man-made.