"Courchevel has been called the resort of high fashion, high taste
and high profile. A chic spot where multimillion-dollar chalets sit
on pristine pine-covered slopes.
(...)
Skiers and geographers know it as part of Les
Trois Vallées.
The resort with 150km / 93 miles of ski runs in Courchevel and 604km / 375
miles of ski runs in the Trois Vallées around it. Courchevel
1850 has excellent resorts and hotels to draws the super-rich.
Travelers on average budgets should avoid it and head for more reasonable
resorts like Chamonix."
(partly quoted from NY Times Travel Guide)