$3899—Luxury Danube River Cruise in Summer, $1000 Off

Picture yourself sipping Champagne in your luxurious suite, rolling past one charming European capital after another while a personal butler caters to your every whim. With this Crystal Cruises deal, you'll do just that -- unpack once and visit four countries in 10 days with the world's most awarded luxury cruise line. 

Save $1000 on this itinerary, which includes overnights in Vienna, Budapest and Passau. 

For $3999 per person, depart on Aug. 31 and enjoy: 

• A 10-night cruise aboard Crystal Mozart, roundtrip Vienna, in a Deluxe Window Suite
• Butler service
• All meals
• Fine wines and Champagne; premium spirits and all nonalcoholic beverages, including specialty coffees
• Onboard gratuities
• Roundtrip airport transfers
• Choice of one of two complimentary shore excursions in each port
• Complimentary Wi-Fi for the duration of the voyage

The following additional dates are available for $4299-$4999: Sept. 10, 20, 30.

Itinerary: Roundtrip Vienna (two overnights), visiting Durnstein, Melk, Linz, Passau (overnight), Bratislava and Budapest (overnight). 

Ship details: Crystal Cruises sets the standard in luxury river cruising with their all-suite ships and the highest crew-to-guest ratio among all river lines in Europe (1:1.7). Crystal Mozart carries just over 150 passengers and boasts contemporary decor and an elegant ambiance -- think marble floors, warm metal accents, plush fabrics and jewel tones. You'll enjoy personal butler service; Michelin-inspired, open-seating dining; and local entertainment at each port.  

Note: Prices are per person and based on double occupancy. Taxes and fees are an additional $250 per person. Airfare is not included.