An early Western attempt to classify plants was made in the fourth century by Theophrastus, a Greek philosopher. He divided the plant world into trees, shrubs, and herbs.

From stunning art museums to breathtaking religious buildings, here are the things you need to see and do in Spain before you ...

Impressive buildings and beautiful grounds await in the Loire Valley, Dordogne, and Alsace at these 8 beautiful French castles you can visit on your next trip to France.