Longest bridge over water (continuous)

According to Official Guinness Records,

The Second Lake Pontchartrain Causeway, which joins Mandeville and Metairie, Louisiana, USA, is 38.422 km (23.87 miles) long. It was completed in 1969.

For a complete list of 1969 records, please visit 1969 Guinness Records in United States.

Related Images

Other United States records that might interest you:

• First person to change from Formula One driving to NASCAR
• First general-purpose electronic computer
• Highest-grossing animation at the domestic box office (inflation adjusted)
• Richest presenter of reality television
• First Bible published in North America