- List of World Heritage Sites
- Countries by military and paramilitary personnel
- Countries by TFR
- Königsberg
- Easter Island
- Principality of Sealand
- North Sentinel Island: Inhabited exclusively by the Sentinelese, whom are an autonomous stone-age human tribe which murderously completely avoids contact with the outside world.
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The Darvaza Gas Crater, AKA The Gate to Hell: A continuously burning natural gas cavern.
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Hang Sơn Đoòng: One of the largest natural caves in the world. Located in Vietnam, includes many trees and a river inside of the cave.
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Giant's Causeway: World Heritage Site in Ireland where an ancient volcanic eruption resulted in ~40,000 interlocking columns/pillars that are (when looking down at them) peculiarly shaped as hexagons.
- Tunguska incident: The largest impact event on Earth in recorded history, though much larger impacts have occurred in prehistoric times.
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Stonehenge
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Patomskiy crater:
Huge peculiar rock formation of mysterious origin, located in a Siberian forrest.
- Hydrothermal vent
