The unique Toilet-Shaped House was built to commemorate the establishment of the World Toilet Association and its campaign for better sanitation worldwide. The 4,508-square-foot concrete and glass structure built in the city of Suweon, South Korea. Sim Jae-Duck, also known as “Mayor Toilet” resides in the concrete and glass building and continues his efforts to improve the image of toilets among people. The home has a showcase bathroom located in its centre. The house is named Haewoojae, which signifies in Korean “a place of sanctuary where one can solve one’s worries”.