James Lucas

2. An iceberg passing near a house in Greenland

3. The Vegas Sphere feels like you've stepped onto another planet... or, in this case, as if another planet has landed on ours. It’s probably a megalophobe's worst nightmare.

4. Eros, the second largest near-Earth asteroid. Named after the Greek god of love, Eros has an elongated shape and a volume-equivalent diameter of approximately 16.8 kilometers (10.4 miles).

5. A ship and its Captain

6. This is what a giant banana would look like in Earth's orbit

7. Seeing the scale of the pyramids alongside people passing by gives you an entirely new perspective.

8. The size of ships

9. K2 is the second-highest mountain on Earth at 8,611 meters (28,251 feet), after Mount Everest at 8,849 meters (29,032 feet).

10. A giant hangar in Halbe, Germany. People indicate scale.

11. What happens if the Moon crashes into Earth?

12. A full-sized school bus next to haul trucks

13. Norwegian cruise ship hits an iceberg

14. The Kelpies during a thunderstorm Located between Falkirk and Grangemouth, Scotland, this pair of 30-meter-high steel horse heads represents kelpies, shape-shifting spirits from Scottish and Irish folklore believed to inhabit lochs.

15. Underwater waterfall, Mauritius This optical illusion, visible only from above, makes it appear as if the island is being pulled into a massive drain due to sand and silt runoff on the ocean floor.

16. A person sitting on the clock tower in Mecca

17. On February 7, 1984, astronaut Bruce McCandless ventured out into space and away from shuttle Challenger using only a nitrogen propelled backpack — the first person in history to do so.

18. A boat under a massive bridge

19. A woman next to an enormous Sequoia tree in the 1950s

20. Gordon Dam, Australia

21. Open spillway gate at the Funil Hydroelectric Power Plant in Rio de Janeiro, Brazil

22. The size of Al-Khazneh, Petra This surreal structure was masterfully carved out of the sandstone rock face. Human for scale.

23. The size of this marble quarry makes the excavator look like a toy

24. Botanical Park of Rio de Janeiro, Brazil. Founded in 1808 by King John VI of Portugal, it is considered one of the richest and most important in the world.

25. The size of this breathtaking church in Iceland At 74.5 meters (244 ft), Hallgrímskirkja is the largest church in Iceland and one of the tallest structures in the country.

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One more: the enormous 18th-century flags of the French ship Généreux and the Spanish ship San Ildefonso, pictured with people for scale. These ships were truly massive: Le Généreux was 55.87 meters (183.3 ft) long, slightly longer than San Ildefonso at 53 meters (174 ft).

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