Pakistan, July 7 -- In the heart of Egypt's Sahara Desert, an extraordinary site known as Wadi Al-Hitan, or Whale Valley, has unveiled fossils proving that whales once had feet and toes. This UNESCO World Heritage site contains over 400 fossilized skeletons of ancient whales, revealing their incredible transformation from land animals to sea dwellers.

These primitive remains date back to the late Eocene epoch, between 55 and 34 million years ago, when the area was submerged under the Tethys Ocean. The fossils highlight one of evolution's most fascinating stories-the shift of whales from walking on land to swimming in oceans, according to UNESCO.

The first major discovery at Whale Valley occurred in 1902, when paleontologists found the r...