4:00 AM: Secrets Of The Underground (S1 E8) (S1) | Discovery Science | 10/28 2025 Discovery Science
4:00 AM - 5:00 AM
4 hours

Secrets Of The Underground « at 4:00 AM on Discovery Science

Episode 8

Broadcast info
Published: 2017
Episode: Great Lakes Bermuda Triangle

Rob Nelson heads to Lake Michigan to investigate an unexplained, Bermuda Triangle-like phenomenon that has caused ships to disappear for centuries.

Secrets Of The Underground next time
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S1 E8)
Great Lakes Bermuda Triangle
28 Oct 5:00 AM - 6:00 AM | Discovery Science
05:00: Secrets Of The Underground (S1 E8) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E1)
Legend Of The Nazi Gold
28 Oct 6:00 AM - 7:00 AM | Discovery Science
06:00: Secrets Of The Underground (S2 E1) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E2)
King Solomon's Treasures
29 Oct 5:00 AM - 6:00 AM | Discovery Science
05:00: Secrets Of The Underground (S2 E2) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E4)
Doomsday Volcano Mystery
29 Oct 6:00 AM - 7:00 AM | Discovery Science
06:00: Secrets Of The Underground (S2 E4) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E5)
Atlantis In America
30 Oct 5:00 AM - 6:00 AM | Discovery Science
05:00: Secrets Of The Underground (S2 E5) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E6)
Mystery Of The Ice Cave
30 Oct 6:00 AM - 7:00 AM | Discovery Science
06:00: Secrets Of The Underground (S2 E6) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E7)
Lost Pirate City Of Treasure
31 Oct 5:00 AM - 6:00 AM | Discovery Science
05:00: Secrets Of The Underground (S2 E7) (Discovery Science)
Discovery Science
Secrets Of The Underground
Secrets Of The Underground (S2 E8)
Quest For The Gold Rush Fortune
31 Oct 6:00 AM - 7:00 AM | Discovery Science
06:00: Secrets Of The Underground (S2 E8) (Discovery Science)
Discovery Science keyboard_arrow_right
3:00 PM

How the Universe Works (S7 E8)

How the Universe Works (S7 E8)
4:00 PM

How the Universe Works (S8 E1)

How the Universe Works (S8 E1)
5:00 PM

How the Universe Works (S8 E2)

How the Universe Works (S8 E2)
6:00 PM

How It's Made (S21 E16)

How It's Made (S21 E16)
6:30 PM

How It's Made (S21 E17)

How It's Made (S21 E17)
7:00 PM

How It's Made (S21 E18)

How It's Made (S21 E18)
7:30 PM

How It's Made (S21 E19)

How It's Made (S21 E19)
8:00 PM

How It's Made (S21 E20)

How It's Made (S21 E20)
8:30 PM

How It's Made (S21 E21)

How It's Made (S21 E21)
9:00 PM

How the Universe Works (S7 E5)

How the Universe Works (S7 E5)
10:00 PM

How the Universe Works (S7 E6)

How the Universe Works (S7 E6)
11:00 PM

NASA's Unexplained Files (S4 E5)

NASA's Unexplained Files (S4 E5)
12:00 AM

NASA's Unexplained Files (S4 E6)

NASA's Unexplained Files (S4 E6)
1:00 AM

How the Universe Works (S7 E8)

How the Universe Works (S7 E8)
2:00 AM

How the Universe Works (S8 E1)

How the Universe Works (S8 E1)
4:00 AM

Secrets Of The Underground (S1 E8)

Secrets Of The Underground (S1 E8)
5:00 AM

Secrets Of The Underground (S2 E1)

Secrets Of The Underground (S2 E1)