Castel Del Monte (or castle of the mountain) was built in the 13th century in South Eastern Italy’s Apulia region by the Holy Roman Emperor Fredrick II. The building was definitely built to impress, with its eccentric structure and very unique features.  The architectural plan is an octagonal shape, with eight octagonal towers at each corner and there are eight rooms on each of the two floors. 

Due to its mathematical design and obsession with the number eight, it attracts a lot of architectural students from around the world.

The rooms are trapezoidal in shape and feature tiled floors with hexagonal and triangular tessellation, which is just another notch in the geometric perfection of this strange but beautiful building.  It’s rumoured to be built on measurements with hidden meanings that may hold secrets or codes...