 Although no stream now runs through the cave, there is a deep lake in one of the chambers.The Stalactite Cave was entered by miners in 1757, and was a show cave between about 1824 and 1864.The high, three-stage tower, which is also known as the Banwell Monument or Banwell Pepperpot, was built in 1840 from local lias stone with some decoration in Bath stone.