The French-flavored indulgence may look dated, but this faux castle has long lured A-listers with its hilltop perch, five-star mystique and legendary discretion. Howard Hughes used to spy on bikini beauties from the same balcony suite that became the favorite of U2's Bono. If nothing else, it's worth stopping by for a cocktail at Bar Marmont.
The garden cottages are the most romantic, but the superstitious might want to steer clear of No 2, where John Belushi set his final speedball in 1982. Parking is $42.