River Thames frost fairs River Thames frost fairs River Thames frost fairs were held on the tideway of the River Thames at London in some of the winters between the 17th century and early 19th century, during the period known as the Little Ice Age, when the river froze over. During that time the British winter was more severe than it is now, and the river was wider and slower, further impeded by the medieval Old London Bridge. Even at its peak, in the mid-17th century, the Thames freezing at London was less frequent than modern legend sometimes suggests, never exceeding about one year
HMS Queen Elizabeth (R08) "Gleaner" and 42 Regiment, Royal Engineers to gather information on the tides, the depth of the river bed, and the height of the three river crossings (Forth Bridge, Forth Road Bridge, and Queensferry Crossing). This was necessary as the most recent data available were 60 years old. "Queen Elizabeth" sailed on 26 June 2017 to undergo sea trials. The first stage of the operation was to move the ship from inside the fitting out basin, via one of the access gates, into the Firth of Forth itself, before taking her under the three Forth bridge crossings. Once this was accomplished,