Nazca Lines

Peruvian Ministry of Culture appear in both investigations. Also: Both investigations reference Peru. Thematic overlap: Peru. Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1990s period. Also: Thematic overlap: ancient. Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1940s period. Also: Thematic overlap: ancient. Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1990s period. Also: Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1990s period. Also: Both filed under "Ancient Mysteries" category.

Thematic overlap: ancient. Also: Both filed under "Ancient Mysteries" category.

Both investigations involve activities during 1940s through 1990s periods.

Both investigations involve activities during 1940s through 1990s periods.

Both investigations involve activities during 1940s through 1990s periods.

Thematic overlap: ancient. Also: Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1990s period. Also: Thematic overlap: ancient.

Both filed under "Ancient Mysteries" category.

Both filed under "Ancient Mysteries" category.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1920s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1920s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1920s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1940s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Both investigations involve activities during the 1990s period.

Thematic overlap: ancient.