Once you click on a category, you can narrow your search using the Refine Results menu on the right of the page. You can search for auctions that are Air Only, Hotel Only, and Air and Hotel.
You can also sort the results for each category by Auction Title or Lowest Bid. (By default, auctions are sorted by Closing Date.)
And in our larger categories, you can also view results by Sub-Category. For instance, the Europe category is broken down into 5 sub-categories (Ski, London & the UK, France, Italy, and Rest of Europe)