The most common misunderstanding of prana in the Western practitioner community is the equation of prana with breath. Breath is the vehicle, not the force. A person who has stopped breathing may still carry measurable prana — which is why the texts describe the withdrawal of prana from the body at death as a process that takes hours, not moments. A corpse is not immediately devoid of prana; it simply cannot circulate it.
This distinction matters for practice. Pranayama works because breath is the lever most accessible to conscious control, and where breath goes, prana tends to follow. But the more advanced practitioner learns to move prana directly — through intention, through mantra, through bandha (energetic locks), and eventually through the pure force of concentrated attention (dharana). The breath becomes a training wheel that can eventually be set aside, as in the advanced states described in Kriya Yoga where the breath naturally suspends in the condition known as kumbhaka.
Sacred sites accelerate pranic practice precisely because they carry a quality of environmental prana that is more coherent, more dense, or more directionally active than ordinary locations. To practise pranayama in a place like Angkor Wat is to practise in a field that amplifies intention. The stone itself has been worked for eight centuries by the accumulated practice and devotion of millions of pilgrims. That does not disappear when the last monk leaves — it accretes, like the mineral deposits of a spring that has been flowing for millennia.