As the Aconcagua has been canceled, for rehabilitation reasons,
the Mt. Teide at Teneriffe is a good alternative.
Old vulcano, 3.800 mtrs., used for different MTB-Tours.
And during the Canarian winter, there even will be little snow
and a common chill of about - 10 Celsius.
Click for the actual Mountain Forecast - Mt. Teide

Click on the image for the poster.