If you love architecture, we have fifteen buildings that you will want to plan to see in your lifetime. These buildings are gorgeous examples of engineering that everyone needs to see. From the Taj Mahal to the Colosseum, you will want to start your bucket list now. It may be hard to narrow down your favorites after a visit to these must see buildings. So, where should you start? We would recommend a trip to France as there are two destinations there on our list. Or perhaps Spain which also has two gorgeous buildings that top our list. Wherever you start, these destinations will not disappoint!