With the continuous development of science and technology, people have a deeper understanding of the world. The BBC documentary Exploring the Mysteries of the World is a documentary with the theme of exploration. Through in-depth research and exploration, many mysteries that we don't know have been revealed. In this documentary, we can see scientists exploring all over the world. In order to find the answer, they constantly challenge themselves and solve one mystery after another by scientific methods.

Episode 1: Exploring the Deep Sea

Human exploration of the deep sea has always been a challenging process. In this episode, scientists use the most advanced technology to go deep into the sea and explore creatures and environments that we have never seen before. They use drones and submersibles to go deep into the sea and explore mysterious creatures and underwater environments.

Episode 2: Exploring Space

Space is a place full of unknowns, and human exploration of it has always been a dream. In this episode, we can see that scientists use the most advanced technology to go deep into space and explore planets and galaxies that we have never seen before. They use satellites and space probes to go deep into space and explore mysterious planets and galaxies.

Episode 3: Exploring the Earth

The earth is where we live, but there are still many deficiencies in our understanding of it. In this episode, we can see that scientists use the most advanced technology to go deep into the earth and explore the geological and ecological environment that we have never seen before. They use seismographs and satellites to go deep into the earth and explore the mysterious geological and ecological environment.