The scientist visits Giant's Causeway in Northern Ireland, and finds out how it was created.

Originally released by BBC, 2013. Streaming video file encoded with permission for digital streaming by Infobase on November 17, 2016.

Meet the Neurons (0:55); --What is the Giant's Causeway? (2:28); -- Senses Experiment (3:57); -- Giant Causeway Legend (2:01); -- Cooling Sugar Experiment (2:39); -- Summary: What is the Giant's Causeway? (0:43); -- Credits: Giant's Causeway—Nina & the Neurons: Earth Explorers (1:31); .