Extreme Engineering· Season 4 · Episode 2Mega TunnelS04E02·March 8, 2006·DiscoveryA 3-mile toll road is built on a 20-foot-high storm drain in Kuala Lumpur.Streaming on (US) See allSharePreviousSuper StadiumS04E01NextBiggest WarshipS04E03Keep goingSeasonSeason 4 ranked & reviewedEvery episode in airing order with ratings and dates.StreamWhere to watch Extreme EngineeringEvery streaming service and region, checked around the clock.MatchupShows like Extreme EngineeringThe closest matches, ranked by overlap and rating.
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