Restaurant: Impossible · S20 E9
Denos I-76
Keenesburg, Colorado
Closed. The business shut its doors.
The short answer
Mashed.com (updated Mar 14, 2023): "Google and Yelp both label the diner as 'permanently closed,'" though some customer reviews dispute this and claim it is open.
What happened on the show
Abandoned by her employees and working herself into the ground, Darlene was running a highway diner on empty. Irvine pulled off the interstate to reach Deno's I-76 in Keenesburg, Colorado, finding an owner alone and exhausted, and set out to help her find staff and inspiration to turn a nondescript truck stop into a genuine destination. He tasted the diner menu, read the thin operation, and rebuilt the room ahead of a test-night service, the whole turnaround built to give one exhausted owner some reason to keep going. Since the teaser centers on Darlene being left to fend for herself and offers no plated detail, what remains is a lonely roadside diner whose owner was carrying the entire place on her own shoulders.
After the cameras left
Deno's I-76 appears to have closed, though the signal is mixed. A Mashed.com update from March 2023 reports that both Google and Yelp label the diner permanently closed, while some customer reviews dispute that and claim it is still open. Given the conflict and the secondary source, we record it as closed at medium confidence, with the caveat that a few reviewers suggest otherwise. A re-check candidate.
Location
Keenesburg, Colorado
More from Robert Irvine
These are Amazon search links. As an Amazon Associate we earn from qualifying purchases, at no extra cost to you.
Related reading about Restaurant: Impossible
More on Restaurant: Impossible
Sources
Confidence: medium. Last checked 2026-07-19.