Professor Apfel is now their official tour guide and mentor, using her unparalleled knowledge and connections to introduce students to the fashion industry.

WSJ: A Day With Iris Apfel

Cairo (CNN) -- Kidnappers in Egypt have released two Americans and their Egyptian tour guide after holding them hostage for three days, a security official said Monday.

CNN: STORY HIGHLIGHTS

The two Americans and their guide were taken hostage Friday when gunmen boarded their tour bus, which was on its way to Israel, family members said.

CNN: SHARE THIS

Few people know their way around the club's Anfield home as well as tour guide Alan Herr.

BBC: Premier League health project shows promising results

The tome, which includes a pictorial guide to moldings and their applications, is an illuminating tour of French interiors and a how-to resource for attaining that Gallic flair.

WSJ: The Art of French Molding

The World Wildlife Fund offers a commercial tour in Palau, Micronesia on which snorkelers can help their guide remove the invasive crown-of-thorns starfish, which every day eat their weight in coral polyps from fragile reefs.

BBC: Hunting possums �C and ecological balance �C in New Zealand