A trio of teams competes in a festive engineering challenge that features blasting trees into the center of Christmas Town, sending snowmen sky high and more.
During the final ornament tournament, the teams make a rushed delivery of letters, send decorations to Christmas Town, and give Santa's sleigh a powerful boost.
Experts examine discoveries and clues in the Amazon jungle that have been found through the combination of cutting-edge technology and innovative archaeology.
Archaeologists find hard proof of the prehistoric civilization that once thrived in the Amazon and learn how they built an advanced society in a hostile jungle.
Although current knowledge about what exists at the edge of the universe is limited, astronomers investigate what happens in the deepest reaches of space.
Insight into the latest search for extraterrestrial life reveals how experts might be on the verge of a discovery as they analyze the physics of the universe.
A behind-the-scenes look is taken at product assembly, featuring a countdown of five of the most essential things to help any person survive the holiday season.
A behind-the-scenes look is taken at product assembly, featuring a glimpse at some of the stranger things one might stumble upon at their grandmother's house.
Ancient scriptures describe the Ark of the Covenant as possessing a force with the capacity to kill; a team of archaeologists trace the ark's destructive path.
A team of archaeologists investigate sacred sites and ancient tombs to retrace the possible journey of the Ark of the Covenant, hidden by the prophet Jeremiah.
The Knights Templar are believed to have located and seized the Ark of the Covenant centuries ago; expert historians follow the trail of this elusive order.
Ark of the Covenant may have been stolen by King Solomon's son and taken to Ethiopia thousands of years ago; archaeologists uncover the lost relic's journey.
Investigators study the truth behind the Ark of the Covenant's apparent theft by Roman forces who allegedly took the sacred artifact from its resting place.
Experts explore an infamous Georgia plantation, whose legacy of cruelty helped turned the tide of public opinion against slavery thanks to a wife's journal.
A remote area in Arkansas becomes the site of a major Cold War conflict; an ancient ruin in Cambodia; the significance and dire reminder of a French fort.
A Sicily ghost town was once an organized crime hub; a Pennsylvania asylum stuns America and sparks a revolt; a kidnapping plot occurs in an Irish mansion.
Experts discuss unbelievable structures that are now abandoned and dive deep into the stories and events that have led to the ruin of these iconic buildings.
A Sicily ghost town was once an organized crime hub; a Pennsylvania asylum stuns America and sparks a revolt; a kidnapping plot occurs in an Irish mansion.
Experts discuss unbelievable structures that are now abandoned and dive deep into the stories and events that have led to the ruin of these iconic buildings.
A remote area in Arkansas becomes the site of a major Cold War conflict; an ancient ruin in Cambodia; the significance and dire reminder of a French fort.
Investigators study the truth behind the Ark of the Covenant's apparent theft by Roman forces who allegedly took the sacred artifact from its resting place.
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