Deals for the Week of Jan. 23

Here's the latest list of 10 travel deals for this week. Many of these links lead to offers with a very limited shelf life, so if you're interested, act quickly. But don't act so quickly that you miss the fine print. Winter Travel Deals aren't quite so fleeting, and are also worth a look. Among this week's deals: discounts on trips to Mexico and the Caribbean, an airfare sale between New York and Delhi, and senior discounts from Rail Europe.