Travelzoo $1599—Ecuador & Galapagos: 10 nights w/flights, save $2900

Why you should go: The Galapagos Islands form one of the world's most spectacular ecosystems. Why? They're home to flora and fauna that can't be found anywhere else. Expect excellent wildlife-viewing opportunities over 3 nights on the island of San Cristobal.

What's the big deal? Save up to $2900 vs. similar tours with this offer from Exoticca. For $1599 per person, international & domestic flights, hotels, guided excursions and activities are covered. This comprehensive trip includes 2 nights at a lodge in the Amazon with full board. Plus, you'll go on two wildlife walks in the jungle. You'll also tour Quito, the country's historic capital.

Other Ecuador vacations are also part of this sale. Go on an 11-night island-hopping tour that includes two Galapagos Islands. This 13-night trip visits Baños, home to volcanoes & waterfalls, and charming Cuenca. Or, embark on a 17-night adventure that also visits Machu Picchu and Lima.

Use promo code TRAVELZOO50 to waive the standard handling fee of $25 per person. To book by phone, call 888-273-1533; the call center is open 24 hours. Mention the following codes: 10 nights (7338); 11 nights (16761); 13 nights (16770); 17 nights (9461).