Experience over 2 million years of geological history on this fantastic cruise this popular cruisebetween poole and swanage takes you through poole harbour close to brownsea island affording great views on its magnificent castle continues past the exclusive houses of sandbanks and out into the open sea from there you sail through time and observe 2 million years of geological history in the breath taking jurassic coast old harry rocks studlandbay andswanage bay are just a few of the l