ivan sanderson – 3am Files

CASE FILE #45859

REPORTED

Paranormal Authors & Journalists — Ivan T. Sanderson: Scottish Naturalist Who Founded SITU and Documented Cryptids and Falls of Unknown Objects (1961–1973)

aquatic & river cryptids
2026
4 min read

Discover the fascinating world of Ivan T. Sanderson, Scottish naturalist and paranormal investigator, as he documents cryptids and falls of unknown objects in t

CASE FILE #45300

REPORTED

Ivan T. Sanderson: The Naturalist Who Coined ‘Abominable Snowmen’ and the SITU

abominable snowmen
2026
4 min read

Discover the intriguing world of Ivan T. Sanderson, naturalist and cryptozoology pioneer who coined ‘Abominable Snowmen’ and introduced the SITU theory. Explore

CASE FILE #44821

REPORTED

The Vile Vortices: Ivan Sanderson’s 12 Points of Anomaly

12 points
2026
4 min read

Explore the mysterious Vile Vortices and Ivan T. Sanderson’s 12 points of paranormal anomaly today! Discover the locations and phenomena behind these enigmatic