Aguirre, The Wrath Of God [with Commentary] is an enrapturing journey into the heart of humanity's ceaseless conquest for power and of what ambition can do when it's left unchecked. This film, by renowned German director Werner Herzog, beams viewers back to the 16th century, embedding them in an ambitious expedition into the Peruvian rainforest, set against the backdrop of the Spanish Conquest of the New World.

The film gracefully interweaves the historical narrative fiction with breathtaking, real-life imagery of the Amazon rainforest. The cinematography in itself is iconic, capturing unparalleled visuals of the pristine and perilous beauty of the merciless Peruvian jungle. The rapids and treacherous terrain act as staggeringly impressive characters in their own right, providing an almost impenetrable canvas against which the film's human drama plays out.

Its plot follows a group of Spanish conquistadors and enslaved indigenous people seeking the legendary city of El Dorado, a place purportedly laden with unimaginable wealth. The driving force of this journey is the uncompromising, relentless Don Lope de Aguirre, wonderfully played by Klaus Kinski. His portrayal of Aguirre is both haunting and insightful, effectively articulating the madness that can arise from an unquenchable thirst for power. His character epitomizes the destructive nature of greed, ambition, and the monstrous interpretation of divine right.

Aguirre's fixation on finding El Dorado intensifies as the expedition unfolds, irrevocably severing ties with the commanding officer and causing a mutiny that instates him as the leader of the expedition. His leadership spirals the group into a Kafkaesque jungle nightmare, where Aguirre's descent into madness blurs the line between obsession and insanity.

The incorporation of documentary-like narration brilliantly adds layers of cognitive tension. Herzog works his magic by blending historical facts with fictitious interpretations to present a story that invites audiences to question the nature of power, the human propensity towards self-destruction, and the tension between ambition and reality.

Throughout Aguirre, The Wrath Of God, Werner Herzog employs his signature technique of blending reality with fiction, emphasizing the human condition and its paradoxes. There's an introspective quality to the narrative that probes beyond the veneer of conquest and encounters with the unknown. The complement of the film's visual language, a visceral 'feel' of the treacherous jungle and a haunting score by German band Popol Vuh, sets an incredible stage for the psychological turmoil that unravels within Aguirre and his doomed crew.

Moving on to the commentary part of the movie, it provides, even more, richness without disrupting the flow of the movie. It offers incredible behind-the-scenes anecdotes, shedding light on the movie's creation and highlighting the turmoil between Kinski and Herzog on set, which often mirrored Aguirre's larger than life persona.

The commentary also reveals how a significant portion of the film was shot on location in the Peruvian Amazon, enhancing the authenticity, depth, and immersive quality of the movie. Much of the sequence of the crew navigating through lesser-known parts of the Amazon, for instance, had actual local tribal members.

Herzog's control over the commentary additionally provides precious insights into his creative process. He discusses his thoughts about colonialism, power, madness, and the blurred lines between truth and fiction, which are central themes of the movie. It’s as if Herzog is your personal guide into the making and meaning of the film, and the complexity of the human condition.

In conclusion, Aguirre, The Wrath Of God [with Commentary] is an unforgettable cinematic experience that transcends the usual confines of the historical drama genre. Its engulfing narrative layered with Herzog's fact-central commentary makes for a viewing experience that is as challenging as it is enriching. The film maintains a lasting relevance and stands as a reminder of the perilous effects of unchecked ambition and man's destructive pursuit of power.