Roman Amphitheatre of Uthina The Roman Amphitheatre of Uthina is located in Uthina , near Tunis, Tunisia . Building for Uthina began in 40 BC and continued through to 135 AD. The amphitheatre may have been a later addition to what was already a large town. Also located there were a fortress, cisterns, an aqueduct, a triumphal arch, a theatre, and a basilica with a circular crypt . Coordinates 36.608598,10.169214 Description The amphitheatre, partly buried, measures 113 by 90 meters. The arena measures 58 by 35 metres, giving surface areas of 7988 and 1539 square metres respectively. There are four entrances, two main entrances at each end, with the seating area supported by three tiers of columns and arches. (Although these are no longer there, measurements and amphitheater descriptions rely on a complete building.) Measurements for the amphitheatre on site are 12 0 by 89 metres, with the arena measuring 67 by 36 metres. The surface areas measure 10680 an d 24...
Down Tor Stone Circle Down Tor Stone Circle is a stone circle near Down Tor, Dartmoor. Also called Hingston Hill Cairn. Foggintor Quarry is not far to the northwest, where the stones could have been quarried, along with Down Tor, which is currently a national park. Crazywell Cross is to the north and Drizzlecombe to the south. Coordinates 50.506060,-3.994103 Description Down Tor Stone Circle consists of a long stone row with a circle of stones at the end towards the southwest. This can be considered similar to Drizzlecombe in shape and construction, and is 2 kilometers away. Measurements This tor and circle are angled at 22° towards the southwest, with the row at a length of 755 feet or 230 metres. Analysis It is possible that Down Tor Stone Circle is similar to Drizzlecombe, which was shown to be possibly connected with the golden ratio and π or 9πφ together. The circle is 40 meters wide. If using the 22° on the circle towards the northwest, then all stones pair...