If you're looking for exotic locales, there are many to choose from all over the world. But you'd better hurry. Some may disappear before you get the chance to visit. See more »

If you want to do more than shop, dine and take photos, these landmarks are for you. They'll get your blood pumping and test your determination. See more »

There's something about these interactive pedestrian puzzles that really captures people's interest. It could be the sense of accomplishment when you reach the end, or it may just be a fun activity to do with family and friends. See more »

Imagine empty freeway tunnels and hospital corridors littered with unattended medical equipment. What's wrong with this picture? There are no people. See more »

For modern archaeologists, the ancient world continues to hold many secrets. Civilizations disappear -- thousands of years later, researchers are left to pick through the ivy-covered ruins of their cities. See more »

As much as tourism can pay the bills for a community, it can also hurt it. What happens when popularity becomes the death of a destination? See more »

With a missing nose and weather-beaten body, the Sphinx really shows its age. Or does it? Some archaeologists have evidence that the Sphinx is older than the ancient Egyptians. See more »

This futuristic Ferris wheel was only supposed to stay put for five years. But with millions of tourists boarding its capsules, the city decided to keep it around. How was it built? See more »

Disneyland means pure magic to people all over the world. Learn about the opening of Disneyland and how a theme park grew to be an essential part of American childhood. See more »

Whether it's a natural world wonder or the site of a historic event, millions of people each year travel from all over the world to visit these interesting places. Test your knowledge on the landmarks that draw the world's biggest crowds. See more »