How Do They Do It? Season 4 Episode 4 Diggers, Thai Sauce, Willis Tower Skydeck

In season 4 episode 4 of How They Do It, viewers get an amazing look at three very different operations. First up, the show delves into how diggers are used in the construction world, exploring the different kinds of diggers that exist and what they are used for. From small diggers for personal projects to huge machines used in major construction projects, viewers get to learn the ins and outs of how these versatile machines work.

Next, the show takes viewers into the world of Thai sauce production, showing how the unique flavors and spices that make up this popular cuisine are turned into a delicious sauce that can be used for cooking, dipping, or marinating. Viewers get an inside look at the intricate process behind making these sauces, from the sourcing of the ingredients to the blending, cooking, and bottling of the final product.

Finally, the episode wraps up with a trip to Chicago's famous Willis Tower and its Skydeck, a popular tourist attraction that allows visitors to take in incredible views of the city from high above. The episode demonstrates how the Skydeck operates, including how the glass enclosures are cleaned and maintained, and what goes into ensuring safety for the thousands of visitors who come through each year.

Throughout all of these segments, viewers will be treated to stunning visuals and insightful narration that offers a deeper understanding of these unique and fascinating operations. For anyone with an interest in the hows and whys behind some of the world's most intriguing processes, How They Do It season 4 episode 4 is an absolute must-watch.