Largest cities
Reykjavik 136,000 pop., 240,000 urban aggl.
Hafnarfjörður 30,600 pop.
Keflavík og Njarðvík 21,800 pop.
Highest mountains
Hvannadalshnjúkur 2,110 m (6,923 ft)
Largest glacier
Vatnajökull 8,300 km² (3,205 sq mi)
Longest rivers
Þjórsá 230 km (143 mi)
Jökulsá á Fjöllum 206 km (128 mi)
Ölfusá/Hvítá 185 km (115 mi)
Largest lakes
Þingvallavatn 82 km² (32 sq mi)
Lögurinn 53 km² (20 sq mi)
Largest islands
Iceland 102,724 km² (39,662 sq mi)
Hrísey á Eyjafirði 8 km² (3.1 sq mi)