YAPTA (www.yapta.com) is a flight-search engine that finds options for you based on your flight dates, times and preferences. It tracks airfares on flights you want and notifies you via e-mail if the prices change.

Now YAPTA also notifies you when award seats become available for which you may use your frequent-flyer miles. Frequent-flyer programs currently supported include those of the airlines Alaska, Continental, Delta, United and US Airways. The service is free to use; the site...

Michael Brein’s “Travel by the Metro” series of 4"x9" foldable guides helps travelers sightsee in major cities using public transportation. Listing must-see attractions plus the nearest metro stations and directions on which lines to take, the guides now cover  Amsterdam, Barcelona, Berlin, Lisbon, London, Madrid, Munich, Paris, Prague, Rome, Sydney or Vienna. Printed guides cost $10 each and a PDF downloadable guide costs $8.

Two guides, “London Envi” and “Paris Envi,” are made for...

After a 4-year renovation and expansion project costing $16 million, the Musée International de la Parfumerie, or International Perfume Museum (8 place du Cours, F-06130 Grasse, France; http://en.museesdegrasse.com), reopened in Grasse on Oct. 18, 2008. Housed in the former Hugues-Aîné perfumery built in the 19th century, exhibits trace the 4,000-year history of perfumes, soap and cosmetics. 

Open 10-5 daily June-August and Wednesday-Sunday October-May. €4 ($6).