What on Earth?

Satellites capture a bizarre industrial complex in desert of Kazakhstan.

Satellites capture dozens of parallel lines hidden in Polish woodlands.

Satellites capture bizarre structures on the Greek island of Kefalonia.

Satellites capture ruins amid bizarre structures on a Welsh mountaintop.

Satellites capture a castle-like tower located on the island of Sardinia.

Satellites capture circular structures embedded in the hills of Ireland.

Drone images capture oddly shaped towers in a forest clearing near Moscow.

Satellites capture a series of zigzagging patterns in Polish woodlands.

Drone images capture enormous holes scattered along the Dead Sea coastline.

Satellites capture bizarre markings etched deep in the mountains of Spain.