Some US presidents disappear into the mists of history, and don't stand out like Lincoln, Washington, Kennedy, and other biggies. Presidential trivia experts might recognize them, though. 
Just like animal and plant species, many beautiful sites of great cultural and natural importance are in danger of disappearing forever. Here are a few of the sites that appear (or have appeared) on the UNESCO List of World Heritage in Danger. 
A whirlwind tour visiting tourist attractions across the world all of which have one thing in common - the colour white. 
The premise is simple. I will show you a picture of a coin or coins from a country and tell you a bit about it. You will then tell from which country this coin came. 
Last winter I took my first trip to Washington D.C. Can you guess some of the sites I saw? 
Many national governments have adopted a single bird to represent their country. How many of these official national birds of South America can you sort? 
Quick Question
Though pyramids are synonymous with Egypt, buildings of similar shape can be found in other parts of the world. This quiz will allow you to explore some lesser-known examples of pyramid architecture. 
This quiz is on some of the holidays celebrated in the beautiful land of India. 
Take a photo tour of ten pyramids along the Nile River in Egypt and Sudan and test your knowledge of these ancient sites. 
All of the buildings in this quiz are built from LEGO building blocks and are the work of certified LEGO architect Adam Reed Tucker.
All of the buildings are several stories high in real life, and are built to scale out of LEGOs. 
