Our planet, Earth, is estimated to be approximately 4.5 billion years old. It is the oldest known object in our solar system.
The age of the universe is estimated to be around 13.8 billion years, based on scientific observations and measurements.
Some rocks on Earth's surface have been dated to be over 4 billion years old, providing insights into the early geological history of our planet.
Fossils, the preserved remains or traces of ancient organisms, can provide evidence of life that existed millions or even billions of years ago.
The Great Pyramid of Giza in Egypt is one of the oldest man-made structures and dates back to around 2560 BCE.
Various megalithic structures, such as Stonehenge in England and Gobekli Tepe in Turkey, are believed to be over 5,000 years old.
Numerous ancient artifacts, including pottery, tools, and artwork, have been discovered around the world, providing insights into early human civilizations.
Methuselah, a bristlecone pine tree located in the White Mountains of California, is estimated to be over 4,800 years old, making it one of the oldest living organisms on Earth.