Angkor Wat was built between 1113 and 1150 AD, covers 200 hectares, and remains the largest religious monument ever constructed. The Western Causeway approaching the main temple is oriented deliberately to frame the sunrise over the central tower complex on the equinox, a detail that tells you something important about the Khmer architects’ intentions. This was a cosmic map as much as a place of worship. Standing on that causeway before dawn, watching the sky slowly grey behind the towers with the first birds of the Cambodian morning calling around you, is one of those moments that earns the early alarm.
The tuk-tuk picks you up at 5am. This sounds punishing and is in fact the single most important decision of the day. By 7:30am, tour buses from the resort hotels are depositing passengers at the west entrance in their hundreds. Before that hour, Angkor Wat belongs to whoever got there first.
Your guide uses the morning light on the bas-relief galleries: kilometre-long carved narratives of the Mahabharata, the Battle of Kurukshetra, and the Hindu creation story of the Churning of the Ocean of Milk, rendered in stone with a density and artistic ambition that continues to astonish scholars. Each panel rewards careful looking; your guide knows which figures to find and what they mean in the larger narrative structure.
From Angkor Wat, the day moves through the Angkor Thom complex, a city of temples within a city, centred on the Bayon with its 216 enormous stone faces, and then to Ta Prohm, where strangler fig trees have colonised the ruins with spectacular effect, roots draped over lintels and splitting towers across centuries of slow, botanical determination.
Practical tips: The three-day Angkor pass is worth buying: a single day is not enough time. Knees and shoulders must be covered at all Angkor temples; a sarong works if you forget.