The Eiffel Tower is Paris' most famous tourist attraction. Built by Gustave Eiffel in 1889, the Eiffel Tower can be seen from most spots in Paris.
Tower Bridge is one of the most photographed buildings and bridges in the world. It was built in 1886 by Horace Jones and has quickly become one of London's most famous attractions.
Euebi Guell created Park Guell, which is filled with mosaics and Dr. Seuss-esque buildings. It is an open, sanded area where you can enjoy a quick picnic on a colorful bench, play some soccer or people-watch.
Stonehenge, in Salisbury, England, is one of the nine wonders of the world. Some historians believe it was used for worship while others believe it was a place to conduct trade and other business. Its first phase of construction started about 5,000 years ago.
Sagrada Familia in Barcelona sits unfinished. This church, which is more like a piece of art, was started by Gaudi before his death. It is still being worked on, funded by the money visitors pay to see it.