A Ukrainian team of nine caving experts has set a new depth record for caving. They managed to go 2,080m (6,822ft) underground at Krubera in Georgia, the world's deepest known cave. The team carried an amazing five tonnes of equipment and kept in touch with the surface base camp by rigging nearly 3km (two miles) of rope strung with a telephone wire. The world's deepest known caves are:

1. Krubera, Georgia (Abkhazia) 2,080m (6,822ft)
2. Lamprechtsofen, Austria 1,631m (5,354 ft)
3. Gouffre Mirolda, France 1,626m (5,335 ft)
4. Reseau Jean Bernard, France 1,602m (5,256 ft)
5. Torca del Cerro, Spain 1,589m (5,213 ft)
6. Sarma, Georgia (Abkhazia) 1,542m (5,062 ft)
7. Cehi 2, Slovenia, 1,533m (5,030 ft)