What was the greatest work by the Eyck brothers? what was it about? Where is it today?

Hello, His greatest work is The Ghent Altarpiece His brother Hubert van Eyck collaborated on Jan's most famous works, His brother Hubert van Eyck collaborated on Jan's most famous works, the Ghent Altarpiece, generally art historians believe it was begun c. 1420 by Hubert and completed by Jan in 1432. Another brother, Lambert, is mentioned in Burgundian court documents, and may have overseen his brother's workshop after Jan's death. After his death they put his famous painting "Bruges" After John's death in 1425 he moved to Bruges and came to the attention of Philip the Good c. 1425. Hope That Helps!

From Itsbrazts.

His greatest work is The Ghent Altarpiece His brother Hubert van Eyck collaborated on Jan's most famous works, His brother Hubert van Eyck collaborated on Jan's most famous works, the Ghent Altarpiece, generally art historians believe it was begun c. 1420 by Hubert and completed by Jan in 1432. Another brother, Lambert, is mentioned in Burgundian court documents, and may have overseen his brother's workshop after Jan's death. After his death they put his famous painting "Bruges" After John's death in 1425 he moved to Bruges and came to the attention of Philip the Good c. 1425.