Some stereotypes are insulting. Some are inaccurate. And some are so perfectly delightful that reality apparently feels obligated to cooperate.

Munich has underground beer pipelines.

Not, unfortunately, an entire municipal network. There isn’t a beer main beneath every street, and Munich residents cannot open a little brass tap in the kitchen and select pilsner, lager or wheat beer. Civilization has not yet advanced quite that far.

But beneath parts of the Oktoberfest grounds, real stainless-steel pipelines carry beer from refrigerated tanks to the enormous festival tents. These systems can extend hundreds of feet and deliver astonishing quantities of beer to the taps. They exist because moving thousands of barrels through a packed Oktoberfest tent would be slow, cumbersome and potentially dangerous.

That is the sensible engineering explanation.

The better explanation is simply: Munich.

If someone claimed that Paris had an underground wine pipeline, we might believe it. If we heard that Wisconsin had installed emergency cheese conduits, we would at least investigate. But an underground beer pipeline in Munich requires almost no suspension of disbelief. It feels less like an innovation than something the city was always destined to build.

This is the rare stereotype that becomes more charming when it turns out to be true. Germans are said to love beer, engineering, efficiency and infrastructure. At Oktoberfest, those four ideas converge underground in a refrigerated stainless-steel pipe.

It is almost too perfect.

The beer pipeline also illustrates something endearing about German culture. A lesser people might simply accept the logistical inconvenience of moving enormous quantities of beer. Germans looked at the problem, calculated the required flow rate, buried a precision-engineered delivery system beneath the ground and presumably developed regulations governing its inspection.

Somewhere, one imagines, there must be a highly trained technician whose professional responsibility is ensuring the uninterrupted movement of beer. That person may possess the most culturally appropriate job title in Europe.

Naturally, the truth is slightly less romantic than the legend. Munich does not have a citywide beer utility. The pipelines serve particular Oktoberfest tents, carrying beer from nearby storage tanks to their dispensing stations. They are industrial-scale draft systems, not a secret subterranean river of lager flowing beneath the Bavarian capital.

Still, reality has done more than enough.

Most cities bury water pipes, gas lines, electrical cables and sewers beneath their streets. Munich looked at that list and apparently decided something important was missing.

The result is practical, efficient and gloriously on-brand: a place so committed to beer that, for a few weeks each year, it becomes part of the infrastructure.

Some stereotypes should be challenged.

This one deserves a toast.