Browse over 100 amazing attractions at Royal Museums Greenwich, including Nelson's Trafalgar coat, John Harrison's famous timepieces and Turner's largest painting.

James Clark Ross was one of the great polar explorers, a star of his day who used the Pole Star to discover the North Pole. 

Get more from National Maritime Museum Collections with the Compass Lounge.

Cutty Sark sailed with two bells - a larger bell, on the monkey foc's'le (the raised deck at the bow) and a smaller bell on the poop deck at the rear. 

This shining vane was awarded to the ship for a record passage to Sydney.

Do you know which planet the owner of this eyepiece discovered?

How can a dolphin tell the time to the nearest minute?