栖霞市 topographic map

Average elevation: 108 ft

华北平原亦称黄淮海平原，位于中国华北地区，西起太行山和伏牛山，东到黄海、渤海和山东丘陵，北依燕山，南至大别山区一线与长江流域分界，跨越河北、山东、河南、安徽、江苏、北京、天津等省市，面积达30万平方公里。华北平原地势低平，多在海拔50米以下，是典型的冲积平原，是由于黄河、海河、淮河、滦河等所带的大量泥沙沉积所致，多数地方的沉积厚达七八百米，最厚的开封、商水一带达5000米。目前，华北平原的面积还在扩大。华北平原是中国的重要粮棉油产地。

Average elevation: 194 ft

青岛市地势东高西低、南北隆起、中部低平，呈凹字形。山地约占总面积的15.5 %（主城区共有37个自然山地，占地约39 km²），丘陵占25.1 %，平原占37.7 %，洼地占21.7 %。分出明显的3个地形区：南部剥蚀中低山丘陵区、北部剥蚀低山丘陵区和中部胶莱平原区。这3个地形区基本与3个地质三级构造单元相对应。

Average elevation: 82 ft

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郯城县地处鲁中南低山丘陵南部、郯苍平原腹心地带，沂河、沭河穿境。地势北高南低，东高西低，海拔最高184米，最低26米。郯城县地处郯庐断裂带中的沂沭断裂带，1668年7月25日曾经发生震级为Ms8.5的郯城大地震，造成约43,000至50,000人丧生。

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胶南位于山东半岛南部，东濒黄海，北部隔黄岛区与胶州湾相望；地形以低山丘陵为主，海岸线接近140公里。

Average elevation: 131 ft

Average elevation: 52 ft

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Average elevation: 121 ft

济宁市位于山东省西南部，地处黄淮海平原与鲁中南山丘区交接地带，东部多山，丘陵连绵。京沪铁路以东海拔在50～100米以上，比较有名的山有曲阜尼山（海拔344米），邹城峄山（海拔545米），凤凰山（海拔648.4米，全市最高），泗水尧山（海拔582米）。南四湖以东—东部山麓为泰沂山前冲积平原，自西向东倾斜，地面海拔30～50米，地面起伏较大。南四湖以西为较平坦的黄泛平原，自西向东倾斜，地面海拔39～34米，起伏较小。中部有南四湖贯穿南北。湖北为泰沂山前冲积扇下缘，自东北向西南倾斜，地面海拔60～35米。

Average elevation: 128 ft

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信号山是中国山东省青岛市的一座山头公园，正门设在龙山路17号。海拔98米，1984年开辟为公园，山顶修建3幢红色的蘑菇楼，1989年建6层旋转观景楼，为登高观赏青岛建筑及海景的佳处。 信号山原名“龙山”（俗称“大石头山”），德国租借时期以舰队司令命名为迪德里希斯山 (德語：Diederichs-Berg)，又名信号山 (德語：Signal-Berg)，日本占领时期更名为神尾山，1922年，中国政府接收青岛后，定名为信号山。

Average elevation: 79 ft

Average elevation: 115 ft

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Average elevation: 262 ft

Average elevation: 1,234 ft