Smithsonian Channel 2.0.3 for Mac was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this app available. This free Mac application was originally created by Smithsonian Networks Inc. According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The application belongs to Lifestyle Tools.
From the developer:
Smithsonian Channel is an app that lets you view episodes and clips of Smithsonian Channel shows. You can view full episodes and hundreds of video clips of your favorite Smithsonian Channel programs. You can check the schedule for what's on tonight, tomorrow or the next week.
You may want to check out more software for Mac, such as Hidden Expedition: Smithsonian Castle, Hidden Expedition: Smithsonian Castle Collector's Edition or Channel Mapper, which might be related to Smithsonian Channel.