W2TCH

Modern Marvels (1993 – ...)

1993 • 23 seasons • Documentary • TV-PG
On September 25, 2026
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Season 10

Modern Marvels · S10E60 — Lake Pontchartrain Causeway

Oct 15, 2003 · 44 min · 8.0 (1 votes)

Synopsis

In a place known for its vibrant celebrations, flavorful cuisine, and distinctive music, stands an extraordinary feat of engineering: the Lake Pontchartrain Causeway. Appearing to stretch endlessly across Louisiana's largest inland waterway, two immense stretches of concrete ribbon its way into the distance. Measuring almost 23.87 and 23.88 miles in length, these sections combine to create the world’s longest automobile bridge. At its center—twelve miles from either land—travelers find themselve