<Li> 15,986 km (9,933 miles) at 34 ° 45'45W: Eastern Greenland (66 ° 23'45N), Atlantic Ocean, Antarctica (Filchner Ice Shelf) (77 ° 37S). </Li> <Li> 15,883 km (9,869 miles) at 172 ° 8'30W: Russian Federation (Siberia) (64 ° 45N), Pacific Ocean, Antarctica (Ross Ice Shelf) (78 ° 20S). (Longest in the Pacific Ocean). </Li> <Ul> <Li> Longest continuous distance in a straight line in any direction on land: 13,573 km (8,434 miles). This line begins on the coastline near Greenville, Liberia (5 ° 2 ′ 51.59" N 9 ° 7 ′ 23.26" W ﻿ / ﻿ 5.0476639 ° N 9.1231278 ° W ﻿ / 5.0476639; - 9.1231278), goes across the Suez Canal and ends at the top of a peninsula approximately 100 km (62 miles) northeast of Wenzhou, China 28 ° 17 ′ 7.68" N 121 ° 38 ′ 17.31" E ﻿ / ﻿ 28.2854667 ° N 121.6381417 ° E ﻿ / 28.2854667; 121.6381417 . (Map from gcmap) </Li> <Li> Longest continuous land distance on continental Africa: 8,402 km (5,221 miles). This line begins just east of Tangier, Morocco and ends 100 km (62 miles) east of Port Elizabeth, South Africa . It passes through the countries of Morocco, Algeria, Mali, Niger, Nigeria, Cameroon, Equatorial Guinea, Gabon, Republic of the Congo, Democratic Republic of the Congo, Angola, Namibia, Botswana and South Africa . </Li> <Li> Longest continuous land distance on continental Asia: 10,152 km (6,308 miles). This line begins on the Indian coastline near Kanyakumari, ending at the Bering Sea coast of the Chukchi Peninsula, Russia . It passes through the countries of India, Nepal, China, Mongolia and Russia . </Li> <Li> Longest continuous land distance on continental Australia: 4,053 km (2,518 miles). This line begins at the southern end of Cape Range National Park, WA and ends at the town of Byron Bay, NSW . Being the sole country on the continent, Australia is all that it passes through . </Li> <Li> Longest continuous land distance on continental Europe: 5,325 km (3,309 miles) (considering the Urals as the border between Europe and Asia): This line begins at Cape St. Vincent, Portugal and ends at the Urals, near the town of Perm, Russia . It passes through Portugal, Spain, France, Germany, Poland, Lithuania, Belarus and Russia . </Li> <Li> Longest continuous distance at sea: There are several possible ways to travel along a great circle for more than the antipodic length of 19,840 km (12,330 miles). Some good examples of such routes would be: <Ul> <Li> From the south coast of Balochistan province somewhere near Port of Karachi, Pakistan (25 ° 25 ′ N 66 ° 25 ′ E ﻿ / ﻿ 25.417 ° N 66.417 ° E ﻿ / 25.417; 66.417) across the Arabian Sea, south - west through Indian Ocean, near Comoros, passing Namaete Canyon, near the South Africa coastline, across the South Atlantic Ocean, then west across Cape Horn, then north - west across the Pacific Ocean, near Easter Island, passing the antipodal point, near Amlia island, through the South Bering Sea and ending somewhere on the east - north coast of Kamchatka, near Ossora (59 ° 38 ′ N 163 ° 24 ′ E ﻿ / ﻿ 59.633 ° N 163.400 ° E ﻿ / 59.633; 163.400). This route is 32,040 km (19,910 miles) long . (Map from gcmap) </Li> <Li> From the south coast of Hormozgan province, Iran (25 ° 35 ′ N 58 ° 22 ′ E ﻿ / ﻿ 25.583 ° N 58.367 ° E ﻿ / 25.583; 58.367) across the Gulf of Oman, south - east across the Arabian sea, passing south of Australia and New Zealand, near the Antarctic coastline, then north - east across the South Pacific Ocean, passing the antipodal point and ending on the Mexican south - west coast somewhere near Ciudad Lázaro Cárdenas (17 ° 57 ′ N 101 ° 57 ′ W ﻿ / ﻿ 17.950 ° N 101.950 ° W ﻿ / 17.950; - 101.950). This route is 25,267 km (15,700 miles) long . (Map from gcmap) </Li> <Li> From Invercargill (46 ° 37 ′ S 168 ° 59 ′ E ﻿ / ﻿ 46.617 ° S 168.983 ° E ﻿ / - 46.617; 168.983), New Zealand, across Cape Horn, then off the coast of Brazil close to Recife, passing north of Cape Verde, passing the antipodal point and ending somewhere on the south - west coast of Ireland (52 ° 09 ′ N 6 ° 34 ′ W ﻿ / ﻿ 52.150 ° N 6.567 ° W ﻿ / 52.150; - 6.567). This route is 20,701 km (12,863 miles) long (Map from gcmap) </Li> </Ul> </Li> </Ul> <Li> Longest continuous distance in a straight line in any direction on land: 13,573 km (8,434 miles). This line begins on the coastline near Greenville, Liberia (5 ° 2 ′ 51.59" N 9 ° 7 ′ 23.26" W ﻿ / ﻿ 5.0476639 ° N 9.1231278 ° W ﻿ / 5.0476639; - 9.1231278), goes across the Suez Canal and ends at the top of a peninsula approximately 100 km (62 miles) northeast of Wenzhou, China 28 ° 17 ′ 7.68" N 121 ° 38 ′ 17.31" E ﻿ / ﻿ 28.2854667 ° N 121.6381417 ° E ﻿ / 28.2854667; 121.6381417 . (Map from gcmap) </Li>

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