Which two cities does the train stop between in Agatha Christie's novel "Murder on the Orient Express"?

"Murder on the Orient Express" is a work of detective fiction by English writer Agatha Christie featuring the Belgian detective Hercule Poirot. It was first published in the United Kingdom by the Collins Crime Club on 1 January 1934. In the United States, it was published on 28 February 1934.

The elegant train of the 1930s, the Orient Express, is stopped by heavy snowfall. A murder is discovered, and Poirot's trip home to London from the Middle East is interrupted to solve the case. The opening chapters of the novel take place primarily in Istanbul. The rest of the novel takes place in Yugoslavia, with the train trapped between Vinkovci and Brod.

Vinkovci is a city in Slavonia, in the Vukovar-Syrmia County in eastern Croatia. Surrounded by many large villages, it is a local transport hub, particularly because of its railways.

Slavonski Brod, commonly shortened to simply Brod, is a city in eastern Croatia, near the border with Bosnia and Herzegovina. Being one of the principal cities in the historical regions of Slavonia and Posavina. It is the centre of Brod-Posavina County and a major river port on the Sava river.

Vinkovci and Brod were part of Yugoslavia when the author wrote the novel. Yugoslavia broke up into the following countries Slovenia, Croatia, Serbia, Macedonia, Montenegro and Bosnia and Herzegovina in 1991.