Priceline also requires travelers to pay whatever rate they propose, though Hotwire lets customers reject rates they consider undesirable.

President Mahmoud Ahmadinejad said last week that he was against proposed legislation to require American travelers to be fingerprinted at the airport.

Signs often lead from tiny town to tiny town, requiring travelers to mark maps like a dot-to-dot game.

Still others do neither, but require travelers to join the museum.

Instead, they will require travelers seeking discounts merely to fly at off-peak hours and buy their tickets in advance.

Apparently they aren't requiring travelers to go through the shrine anymore, because there isn't any.

Some members of the U.S. Congress are considering creating laws that would require travelers crossing entering or leaving the country to report these cards.

Much of the interior sections have no trails at all requiring travelers to have to bushwack.

Both rules would have the inconveniencing effect of requiring international travelers to show up at the airport much earlier for such flights than they do now.

The case concerns a secret rule that allows airport personnel to require travelers in the United States to produce identification.