25 kilometers to the west of Grootfontein is the world's largest meteorite, the Hoba Meteorite. This tablet-shaped rock weighs approximately 50 tons and landed 80,000 years ago. It is also the largest single mass of iron anywhere in the world. From Grootfontein, follow the C42 towards Tsumeb. After 4 kilometers turn west on the D2859. Continue for 18 kilometers untill you reach the well-marked Hoba Farm. Admission is N$20.
Das Alte Fort, Eriksson Street 4. 8-12 & 14-18. The Das Alte Fort Museum is situated in a prominent position atop a hill in Grootfontein. The ‘Old Fort’ was originally a Schutztruppe fortress built in 1896, while the tower was added in 1904. With its splendid view of the surrounding countryside, this tower was used to great advantage by the troops. The Fort, housing the museum, was declared a national monument in 1975. More than 3,000 historical pieces, including a complete smithy which was used in the production of ox-wagons, are on display. There is also an interesting outdoor display of industrial items worth seeing.N$25. edit