| UMBRIEL | Satellite of Uranus discovered in 1851 (7) |
| TITANIA | Largest satellite of Uranus, discovered by British astronomer William Herschel in 1787 (7) |
| ARIEL | Fourth-largest moon of Uranus, discovered by British astronomer William Lassell in 1851 (5) |
| MIRANDA | Satellite of Uranus |
| BENDIGO | City in central Victoria, Australia that was founded in 1851 after the discovery of gold (7) |
| REUTERS | News agency founded in Britain in 1851 (7) |
| SEATTLE | US city in the Pacific Northwest, founded in 1851 (7) |
| BAPTIST | NZ church was in Nelson, in 1851 (7) |
| CRYSTAL | Building designed by Joseph Paxton which housed the Great Exhibition in London in 1851 (7,6) |
| AMERICA | Cup winner in 1851 |
| TRINCULO | Satellite of Uranus, named after the jester in The Tempest (8) |
| OBERON | Satellite of Uranus |
| MAB | Inner satellite of Uranus |
| GREYNUNS | ___ ___ Convent (The oldest building in Winnipeg, construction completed in 1851, it's a National Historic Site of Canada and is home of Le Musee de Saint-boniface Museum) |
| REUT | Which celebrated news agency began operations in the City of London in 1851? (7) |
| CLOCKS | Closing down in 2006, the Ansonia company had made millions of what since opening in Connecticut in 1851? (6) |
| BATHURST | City in New South Wales, Australia; scene of a gold rush in 1851 |
| MARBLEARCH | Built in 1827 as the main entrance to Buckingham Palace, what was moved to a corner of Hyde Park in 1851? (6,4) |
| HYDEPARK | Open land in central London, site of The Great Exhibition in 1851 (4,4) |
| PALACE | Building designed by Joseph Paxton which housed the Great Exhibition in London in 1851 (7,6) |
