Free Travel Contests and Sweepstakes - Win a $50,000 Vacation

Enter now for a chance to win a dream vacation at any of the over 3,800 properties in the Hilton Worldwide portfolio. You pick the destination, Embassy Suites™ will pick up the tab - up to $50,000. Even better, receive an additional entry for each night you stay at any Embassy Suites before July 31, 2012.

http://embassysuites.hilton.com/en/es/promotions/es_imaginemore/index.jhtml

One (1) Grand Prize: Winner will receive a trip to the destination of his/her choice. The trip ("Trip") includes hotel accommodations at Hilton Worldwide Properties of the winner's choice, ground transportation and air travel up to the maximum retail value of $45,000. The Grand Prize also includes a check or a gift card in the amount of $5,000 which the winner may use as spending money during the Trip. In addition, the Grand Prize includes a check in the amount of $16,000 which the winner may apply towards the payment of his/her tax liability on the Grand Prize value.

This is basically a 1x contest, unless you stay at a hotel or send in snail mail entries.

From the T&Cs:
Additional entries: After registering for the Promotion at the Site, there are two (2) ways to earn an additional entry for each day of the Promotion: 1) With a Stay: After you register for the Promotion at the Site, book and stay at any Embassy Suites hotel during the Promotion Period and receive one (1) additional entry for each night completed during the Promotion Period. Booking can be done by any method: phone, email, onsite, etc. To receive an entry(ies) for a stay, entrant must provide hotel with his/her HHonors account number prior to checkout. Entrant will be deemed the individual named on the HHonors account and hotel reservation. An entrant may only receive one (1) entry per night completed, regardless of number of rooms booked under entrant's name on a given night. The booking and stay must be completed during the Promotion Period. Or, 2) Without a Stay: After you register for the Promotion at the Site, handprint a 3" x 5" card with your name, mailing address, telephone number, email address and your Hilton HHonors Account Number, and mail in an envelope no larger than #10 (business-size envelope) with sufficient postage affixed, to: Embassy Suites More Than You've Ever Imagined Sweepstakes Entries, P.O. Box 8671, Westport, CT 06888. Mail in entries must be postmarked during the Promotion Period and received by August 15, 2012. Limit one mailed entry per envelope per day.

Limit one additional entry per person/email address for each day of the Promotion Period, regardless of method of entry.