Episode Ratings Grid

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Episode Power Rankings

The peaks and the valleys. Find the essential episodes — and the ones to skip.

#1
S7E13 9.2
The Secret Solved

Josh Gates cuts another expedition short to return to his hometown of Boston and pursue the strongest lead in decades for a 40 year old treasure hunt dubbed: The Secret. Following the amazing solve of a Boston puzzle maker could lead him to the very prize he has sought himself for years.

#2
S13E2 8.9
Alexander's Lost Tomb

Josh dives deep into the Navy's heroic Pearl Harbor counterattack, uncovering an eyewitness who shares vivid details of American soldiers' executions. New intel leads to a discovery that changes history -- the first US plane ever found from this battle.

#3
S13E1 8.7
Hunt for Alexander the Great

Josh investigates America's daring response to Pearl Harbor, which destroyed a vital Japanese base in the South Pacific. Using brand-new intel, Josh dives in with Project Recover to find 40 planes and 200 American heroes lost in Operation Hailstone.

#4 Lost Bomber of World War II S13E5 8.7
#5 Petra's Secrets Revealed S14E2 8.7
#6 Escaping the Rock S10E7 8.6
#7 Egypt's City of the Dead S10E9 8.6
#8 Hunt for Petra's Lost Tombs S14E1 8.6
#9 Vanderbilt's Lost Steamship S16E6 8.6
#10 Cambodia's Stolen Monuments S11E8 8.5

Lowlights

#202 S4E9 Global Game Show: Out of This World 6.0

Josh Gates' Global Game Show goes all over the planet but this time he's going out of this world by giving his contestants the opportunity to win big on the topic of extraterrestrials. Players at home can win a big prize too, plus a bonus look at footage that never aired in the original Expedition Unknown episodes.

#201 Global Game Show: Heroes and Villains S3E29 6.0
#200 Hunt for the Chupacabra S7E7 6.3
#199 Global Game Show: Hidden Treasures S3E31 6.3
#198 Global Game Show: American Legends S3E28 6.3

The Quality Arc

Each point is an episode, plotted in order. Colored bands mark season boundaries. Look for the rise, the plateau, or the decline.

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Episode Engagement

High votes + high rating = beloved classic. High votes + low rating = notorious stinker. Low votes + high rating = hidden gem.

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Series Trajectory

One point per season. Smooths out the episode-to-episode noise to reveal the bigger arc.

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Season Momentum

Did each season build or fizzle? Green means the finale outscored the premiere. Red means the opposite. Longer arrows, bigger swings.

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Season Consistency

How steady is each season? Tightly clustered dots mean reliable quality. Scattered dots mean a wild ride.

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