**The Vanishing Lake Tanganyika:**

In 1913, a fascinating event unfolded in the capital of German East Africa (modern-day Tanzania), Dar es Salaam. Lake Tanganyika, the largest lake in the region, disappeared overnight!

Authorities in Dar es Salaam reported that the lake was nowhere to be found. This led to a flurry of scientists, researchers, and journalists flocking to the area. However, no one could locate the whereabouts of the lake.

Observations and investigations revealed that the waters had completely receded from the lake bed, leaving behind a vast desert and parched earth. This phenomenon sparked speculation worldwide, with some believing the lake had completely evaporated, while others thought a massive earthquake had sucked the waters underground.

However, the truth finally emerged in 1929. German geologist Hans Meyer discovered the vanished lake during an expedition. However, he found that the lake hadn't disappeared entirely; instead, a massive fissure had formed, and 