Contents of this blog: photographs that are predominantly blue, green, and/or neutral-colored. Majority are nature or landscape.
Trollstigen (Norway) by pascalk Kiszon
A fortification style that evolved during the age of gunpowder, when the cannon came to dominate the battlefield.
The geometry is intended to present the attacker with the worst possible angles of attack, and to subject them to as much inter-locking/ cross fire as possible.