Whether you should tour Pompeii with a guide or on your own in 2026 depends on your tolerance for heat and your desire for historical context. A guided tour is highly recommended for most first-time visitors because the site is massive—covering over 160 acres—and can be incredibly overwhelming without a structured path. A certified archaeologist-guide can point out subtle details, like the "fast food" counters (thermopolia) or the ancient graffiti, that you would likely walk right past on your own. Furthermore, guides know the most efficient routes to see the "hits" (the Forum, the Lupanar, and the plaster casts) while avoiding the most congested bottlenecks. On the other hand, touring on your own allows for a more "atmospheric" and leisurely experience. If you choose the solo route, it is vital to download a high-quality audio guide or purchase a detailed physical map beforehand, as signage within the ruins remains notoriously sparse. If you are a history buff who wants to understand the "why" behind the ruins, spend the €30–€50 on a small-group tour; if you just want to wander and take photos at your own pace, go solo but arrive as soon as the gates open to beat the mid-day sun.