It attracted nearly 100 speakers from 25 countries , including a number of leading scholars in this emerging field . topics range from medieval pilgrimage to postmodern travel and tourism , and concern most regions of the world from siberia to patagonia 讨论范围由中古时代朝圣者的足迹至后现代的游历经验及旅游业，涉及地点由西伯利亚以至智利的巴塔哥尼亚，遍及全球大部份的地方。
It attracted nearly 100 speakers from 25 countries , including a number of leading scholars in this emerging field . topics range from medieval pilgrimage to postmodern travel and tourism , and concern most regions of the world from siberia to patagonia 讨论范围由中古时代朝圣者的足迹至后现代的游历经验及旅游业，涉及地点由西伯利亚以至智利的巴塔哥尼亚，遍及全球大部份的地方。
These five archaeological sites , stretching over more than 60 km in the nile valley , are testimony to the napatan ( 900 to 270 bc ) and meroitic ( 270 bc to 350 ad ) cultures , of the second kingdom of kush 博尔戈尔山及纳巴塔地区的五个考古遗址，分布在尼罗河河谷方圆六十多公里的区域内，是库施第二王国纳巴塔文化（公元前900年到公元前270年）和麦罗埃文化（公元前270年到公元350年）的历史见证。
And finally , for the denver report of 2007 , here is jorge from patagonia minerals , who had even more amazing pieces of the hematite pseudomorphs after magnetite from argentina than we ' d seen before , including this stunner which looks like some kind of ' star wars ' ray gun 最后，为了2007年丹佛展会的报告，这里是来自巴塔哥尼亚的豪尔赫，他有很多奇异的阿根廷赤铁矿假象和磁铁矿，以前我们从未见过的，包括这个看起来像某种形式的'星球大战'射线枪的尤物。
Mostly , these are inherited from a system first enunciated in jyotish vedanga ( one of the six adjuncts to the vedas , 12th to 14th century bc ) , standardized in the surya siddhanta ( 3rd century ) and subsequently reformed by astronomers such as aryabhata ( 499 ) , varahamihira ( 6th century ) , and bhaskara ( 12th century ) 主要地，它们最初是由《周谛士吠陀》 （出于公元前12至14世纪，是吠陀六分支的其中之一）体系继承而来，在《苏雅西德汉塔》 （公元三世纪）里得以标准化，后来陆续被阿里亚巴塔（ 499 ） ，伐罗诃密希罗（六世纪） ，毗迦罗（十二世纪）等的天文学家革新。
