Ancient underwater cities can be found around the globe, but could these aquatic worlds be the ruins of unknown civilizations--or even proof of extraterrestrial visitations? The infamous tale of the long lost city of Atlantis may be a preserved memory of an ancient alien metropolis. Beneath Lake Titicaca in Peru, the ruins of recently discovered temples support local legends of an underwater UFO base. Ancient Indian texts, known as Sangams, describe sunken cities where aliens and humans intermingled thousands of years ago. Who could have built the 600-foot stepped stone structure off the coast of Japan--a site that may predate the Egyptian pyramids by thousands of years? Could evidence of ancient alien contact lie buried in Earth's deepest oceans?
The CSI's investigate a series of deaths related to an energy company's grotesque cover-up of tainted water.
Jack rocks the vote, manipulating a congressional election to help a particular candidate, thereby leveraging advantage for the network. Meanwhile, a perfect pair of new jeans gives Liz confidence; Tracy organizes a Golden Globe event with Jenna's help.
Charlotte suffers in silence after the assault; Addison tries to keep that night's events a secret.
A team of doctors tries to save the life of a political figure from the Middle East; Cristina decides to decorate her new place and throw a housewarming party; Alex shows up late to his first day of rounds with the new pediatrics attending.
Reluctant globetrotter Karl Pilkington is reunited with Ricky Gervais and Stephen Merchant to reflect on his journeys to the seven wonders of the modern world, considering whether travel has truly broadened his mind.
Savannah is furious with Marti for keeping a secret about Dan from her so she goes home for a couple days to cool off and reconnect with her family. Meanwhile, Marti is conflicted over her feelings for Dan and Lewis, and focuses on Travis’ case to keep her mind occupied. Vanessa finds out Bill Marsh took away the Hellcats’ gym and turns to Red for help.
Chef Ramsay tests the chefs' teamwork by thrusting them into a challenge requiring them to cook three appetizers in thirty minutes in turns, with only 15 seconds to communicate in-between switching. The winning team is rewarded with a shopping spree at a cooking store, while the losing team is placed on delivery duty.
Chef Ramsay is disappointed when his aspiring chefs praise fast food items disguised as five-star hotel food, with only one identifying the chicken wings from his own five star hotel as their favorite. He challenges the chefs to a blind taste test and another of them proves to be a standout, allowing their team to enjoy a day of shopping, followed by dining in a top restaurant. The losers are made to sort trash for recycling.
Someone from Vince's past resurfaces. Julie connects with a faculty member. Eric tries to instill discipline in the team. Buddy is troubled after learning something about his son.
Undercover FBI agent Dana Lewis returns to help the detectives with a case.
Shawn and Gus return to Vancouver to visit their old nemesis Despereaux in prison at the felon's request, who then uses them to escape and pull one last job before he is extradited to the United States. Only while he is out, he is framed for the murder of a Crown Attorney and now asks the guys for help clearing his name of this most recent – and frankly unseemly – charge.
Alex, Thad, and Radon receive a message from an unknown woman saying she is pregnant and each respond very differently. Meanwhile, Sammy must decide between staying with a girl out of his league at a price or to go back to being single while Coach Daniels attempts to rekindle his relationship with his son.
The BAU becomes involved in the search for a kidnapped woman in the nation's capital after the body of a second kidnap victim is found in a Georgetown alley.
The teams are faced with a major demolition job as they race to complete their living rooms in just one week. In a dramatic twist, one couple is accused of cheating and host Scott Cam has to make a very difficult decision.
The Coon shows himself to be even more evil than the dark lord, Cthulhu, as he punishes his former partners in Coon & Friends. Kenny McCormick, is wrestling with the weight of his own super power through his alter-ego, Mysterion. Will Coon and Friends save the day? Will Mysterion ever come to terms with his ability to defy death? All this as the nation waits and wonders: Where is Captain Hindsight?
When an oil rig worker is found dead on shore, the investigation leads TJ and Winters to a drilling platform off the California coast.
Orange works out a plan to ensure that the whole community has equal access to Berry Bitty City's public spaces.
When his team begins to succumb to a mysterious illness, it's up to Steven Seagal to protect them. But will they like his ancient remedies? Seagal and the team need to be in tip-top shape to execute a dangerous no-knock warrant in search of a drug dealer. They must also chase down a career criminal in a foot race.