Also known as: Xinantecatl
The Nevado de Toluca crater and its Sun and Moon lakes at ~4,200 m

The line through Estado de Mexico, Mexico - waypoints, elevation and the day-by-day shape of the walk.
Nov-Mar (dry, clear; can be snowy)
Cold, wind, thin air; possible snow
Best Nov-Mar; snow/ice possible; the road to the crater can close. Confirm.
A high volcanic crater with two lakes (Sol y Luna) and rim scrambles
Non-technical walking/hiking; confirm any exposed or scrambly sections locally
Marked/waymarked route; navigation generally straightforward - carry a map and confirm locally
Suitable for reasonably fit hikers; not wheelchair accessible - confirm specifics
A popular, well-known route - busier in peak season
Crater lakes walk; scramble a rim peak (Pico del Fraile) for the fit
Nevado de Toluca NP, from Toluca (~1 h from CDMX)
Out-and-back/loop - no shuttle needed
Day route - none needed
Day-hike kit, water, sun/rain protection, sturdy footwear; coverage varies
Services in Toluca; limited or none on the trail
Not required; self-guided
Park entry; a rough road (or hike) into the crater. Confirm.
Permits and operators change - confirm before booking.
Altitude illness is the key risk at these elevations - acclimatize, ascend gradually, know the descent rule (start high with no acclimatization), cold, wind
Retrace the route to exit; dial local emergency services; carry a means of calling for help where remote
This profile is desk research, compiled from public sources - not a first-hand trail report. Coordinates are approximate.