Amazon offers the Lionel Trains Polar Express O-Gauge Train Set
, model no. 6-31960, for $199.99
with free shipping
. That's the lowest total price we could find by $50, although we saw it for $2 less last winter. Features include the locomotive with operating headlight and puffing smoke, air whistle in the tender, passenger cars with interior lighting and silhouettes in windows, and more.