in Italy. See also Pendentive Beehive house Beehive tomb Catenary arch Clochán Ellipsoid Onion dome Parabolic arch References External links and references Creating elliptical domes Elliptical domes site Creating an elliptical dome Another reference, on creating ellitpical domes Calculations Site for calculating figures related to elliptical domes Another site for calculations Dome calculator More general references Buckling of Externally Pressurized Prolate Ellipsoidal Domes An article addressing many topics, including elliptical domes Use of elliptical domes, notably in Islamic architecture Domes Architectural elements