Naveta d'Es Tudons: This building, located in Menorca, is believed to have been constructed around 1000 BCE, making it possibly one of the oldest buildings in Europe.
Burj Khalifa: Dubai, United Arab Emirates. Burj Khalifa is the tallest building and tallest free-standing structure in the world, measuring more than 2,700 feet high. This impressive architectural feat has more than 160 stories to its name, affording unforgettable views of Dubai below.
Göbekli Tepe. Göbekli Tepe is an archaeological site of a temple in Southeastern Turkey and has been dated back to 9500 - 8000 BCE. This date was discovered by carbon dating old tools found during excavations. This building is in fact the oldest structure on earth that we have found to date.
Alhambra Palace, GranadaArguably the most exquisite structure of Andalucia's Moorish legacy is the Alhambra, just outside Granada, inland from Malaga. One of the most famous landmarks in Spain, the complex was built between the ninth and 15th centuries.