The season four premiere of the hit history docuseries Mysteries of the Abandoned: Hidden America premieres on Discovery Wednesday, April 23 at 11/10c.

For those unfamiliar with the popular Discovery series, Mysteries of the Abandoned: Hidden America centers on abandoned structures, forgotten ruins of the past, and monuments to a bygone era. Each one shines a light on the story of this land and its people, revealing the secrets of a hidden America.

Each episode, viewers are taken on an exhilarating ride as new structures, ruins or monuments are discovered and discussed.

On the season four premiere episode, viewers will see a worldwide communications facility that was taken over by a dangerous cult before gaining key insight to a secret arsenal that harbors the most destructive weapons ever known and finish off at an ordinary inn that has a surprising history.

Where can I watch Mysteries of the Abandoned: Hidden America season 4?

Those interested in discovering even more forgotten spots in America can stream the hit Discovery series for free through Philo or DirecTV Stream. Both streaming services offer free trials to new subscribers, but Philo is the cheaper option at just $28 a month after its free trial concludes.

You can also catch Mysteries of the Abandoned: Hidden America through Sling. Although this streaming service option does not currently have a free trial set up for new subscribers, those who do commit to a paid subscription receive half off their first month and one month free of AMC+.

What is Philo?

Philo is one of the cheaper basic cable alternatives on the market. Users can access over 70 live TV channels for just $28 a month after their free trial.

Popular channels available for streaming through Philo include MTV, AMC, HGTV, TLC, CMT, BET and more. Subscribers can access these channels on-demand or stream Philo’s extensive collection of movies and TV shows.

Recording is also made easy on Philo through the service’s unlimited DVR feature, so users never have to worry about having space to record favorite content.

What is DirecTV Stream?

DirecTV Stream is a top streaming service that offers subscribers with a plethora of live TV channels and helpful features. The Entertainment package, also known as DirecTV Stream’s base package, starts at just $86.99 a month after its 5-day free trial and includes popular TV channels such as HGTV, ESPN, Bravo, CMT, CNBC, BET, CNN and more.

Recently, DirecTV Stream introduced a lineup of genre packs, which allows subscribers to choose their favorite viewing options based on what genre they watch the most. With genre packs, users can get the channels and content they want without filler channel overload. Packs start at just $34.99 a month.

Those interested in comparing all DirecTV Stream’s channel packages and genre packs can check them out here.

What is Sling?

Sling is another basic cable alternative to consider if you’re looking to ditch the hassle of traditional cable. Sling users can stream on-demand movies, live TV shows and live sports instantly on all favorite devices.

Though there is no free trial through Sling, there is an ongoing promotion offering half off your first month with any Sling plan. Both the Sling Orange plan and the Sling Blue plan are normally $45.99 a month but start streaming with Sling for just $23 your first month.

For those who wish to access channels from both the Sling Blue and Sling Orange plans can do so by signing up for the Orange + Blue plan, which combines the best of both plans for just $60.99 a month ($30.50 for the first month).