Update (Jan. 18, 10:20 a.m. EST): The book-by date for this sale has been extended by a week. The sale now ends at 11:59 p.m. EST on Friday, Jan. 25.

For 72 hours only, save up to 60% on rooms -- plus get an airfare credit, free kids meals and one dolphin interaction -- for spring dates at Atlantis, Paradise Island, Bahamas. 

This sale covers travel April 8 - June 1. Visit Sunday-Wednesday for best rates; weekends are also discounted -- including Memorial Day weekend.

Book by 11:59 p.m. EST Friday to snag this sale:

• Beach Tower ... $159 weekdays; $192 weekends
  Family friendly and close to the beach
• Coral Towers ... $200 weekdays; $232 weekends
  Centrally located by marina, shops & the casino
• Royal Tower ... $248 weekdays; $280 weekends
  Iconic tower near the 141-acre water park

The special includes one shallow-water dolphin interaction (value $130) per room, and free meals for ages 11 and younger at select restaurants.

Plus book airfare with a four-night stay or longer at any tower, and get an immediate $200 airfare credit ($300 when you stay six nights or longer). This credit is good on any airline from anywhere in the U.S. (one per booking, based on double occupancy).

Highlights include 11 pools, three beaches, spa, golf, casino and 21 restaurants.

You must book two nights or longer to get these rates. Prices do not include mandatory taxes, levies, fees and service charges and start at $74 per night (based on the $159 dates for the Beach Tower). Taxes and other charges vary by tower and room price.