Summer travel warning: Give tourist pass cards a miss

Summer's nearly here, and Americans are planning their big blowout vacations. For many people, that planning includes mapping out their travels in big tourist cities.

Too many people just buy a tourist pass for a lump sum and forget about it. They mistakenly think that simply flashing that card at the admission booth or on the tourist bus will take care of everything they need. They're wrong. They're spending money they don't have to spend.