Ralph Modjeski was a Polish-American civil engineer who achieved prominence as "America's greatest bridge builder."

Bochnia is a town on the river Raba in southern Poland, administrative seat of Bochnia County in Lesser Poland Voivodeship. The town lies approximately halfway 38 kilometres (24 mi) between Tarnów (east) and the regional capital Kraków (west). Bochnia is most noted for its salt mine, the oldest functioning in Europe, built in the 13th century, a World Heritage Site and a Historic Monument of Poland.