These sacred grounds have a rich history, and now they are home to skinwalker sightings... What spirit approached Zak and his crew? Are they trying to warn them? Watch the two-hour season premiere of #GhostAdventures tonight at 9p on Discovery.

The guys capture an unidentified heat signature while investigating skinwalker sightings... Don't miss the season premiere of #GhostAdventures tonight at 9p on Discovery.

Was this "surprise" left by a skinwalker as a threat? The two-hour premiere of #GhostAdventures starts NOW on Discovery.

Investigating a haunted brothel requires the guys to bring out some new tricks... 💸 Watch #GhostAdventures tonight at 10p on Discovery.

A speakeasy and a brothel with violent histories... A new episode of #GhostAdventures starts NOW on Discovery!

Has the truth landed in Roswell? 🛸 Don’t miss #AlienEncounters: Fact or Fiction, premiering Wednesday June 19 at 10p ET on Discovery

At one point this was the biggest hospital in the world. Is it now the most haunted, too? Watch a new #GhostAdventures tonight at 10p on Discovery.

This Wednesday’s NEW #GhostAdventures is an INCREDIBLE investigation at Belmont Ghost Town 10/9c @discovery @streamonmax

Something truly incredible happens inside here tonight: NEW #GhostAdventures BELMONT GHOST TOWN 10/9c Discovery

There's a haunting truth behind a small town in the Nevada desert... 🫣 Zak and the crew stumble upon a bone-chilling connection to the Manson family in tonight's episode of #GhostAdventures at 10p on Discovery.

Could he have found wreckage from a UFO? Or is there an earth-like explanation? 🛸 Find out during #AlienEncounters: Fact or Fiction on Wednesday June 19 at 10p ET on Discovery

Desperate for answers, Jessica heads to Roswell, NM hoping for an explanation behind recent health issues 🛸 Don't miss #AlienEncounters: Fact or Fiction tomorrow at 10p ET on Discovery

Did Indy witness an extraterrestrial interaction involving his father? Travel to Roswell to find out! 👽 Don't miss #AlienEncounters: Fact or Fiction TONIGHT at 10p ET on Discovery!

What could have made these footprints? Was it an alien? 👽 #AlienEncounters: Fact or Fiction new Wednesdays at 10p ET on Discovery

Did he witness extraterrestrial orbs? 🎇 Travel to Roswell to find out! Don't miss #AlienEncounters: Fact or Fiction tomorrow at 10p ET on Discovery

Was she abducted by aliens? The answers may lie in Roswell... Don't miss a new #AlienEncounters: Fact or Fiction TONIGHT at 10p ET on Discovery

Hudson Valley, a UFO hot spot 🛸 In the 1980s, the Hudson Valley’s UFO sightings became one of the biggest clusters of UFO reports in history. Could there have been more from this time? Find out during #AlienEncounters: Fact or Fiction tonight at 10p ET on Discovery

Have you checked out the fin-tastic #SharkWeek lineup yet? 🙌 Brace yourself for a tidal wave of jaw-dropping action on Discovery ALL WEEK starting tonight at 8p.

#SharkWeek starts NOW on @discovery! 🦈 Join me and a few friends all week to learn more about these fin-credible creatures and witness some epic dives. Who’s watching?!

And we’re back! Thrilled to kick tonight's #SharkWeek off with Mark Rackley, an underwater cinematographer with an unbelievable shark story. Let's dive in NOW on Discovery!