Ancient Caves (2020)

Paleoclimatologist Dr. Gina Moseley embarks on an exhilarating journey to decipher Earth's climate history through the hidden wonders of caves. Joined by her dedicated team of explorers, she travels to remote locations across the globe, including France, Iceland, the Bahamas, the United States, and Mexico’s Yucatan Peninsula. Their mission centers on collecting stalagmite samples—geologic "fingerprints" that hold vital clues about past climates. As they navigate breathtaking underground landscapes, the team showcases the remarkable dedication of scientists in their pursuit of knowledge, venturing into places few have dared to explore.