Lake Pontchartrain Causeway
The Lake Pontchartrain Causeway (French: Chaussée du lac Pontchartrain), also known simply as The Causeway, is a fixed link composed of two parallel bridges crossing Lake Pontchartrain in southeastern Louisiana, United States. The longer of the two bridges is 23.83 miles (38.35 km) long.
Source: Wikipedia — Lake Pontchartrain Causeway (CC BY-SA 4.0)