Germany

• The US Army's Bavaria base hosts over 16,000 troops ready for instant deployment.
• Its origins date back to pre-World War I. Later, it became a major training hub for the German Wehrmacht.
• Today, US troops train in trenches — rain or shine — honing skills for potential conflicts with Russia.

Just a couple of hours north of Munich, the US Army runs its largest training site outside the United States.

Business Insider got exclusive access to see how the US Army's Germany-based 2nd Cavalry Regiment is training for a possible war with Russia.

With over 3,000 units in service, the Stryker armored infantry carrier vehicle has become one of the most ubiquitous vehicles in the Army. Able to transport nine dismounted infantry soldiers along with the driver and vehicle commander, the Stryker features a variety of powerful weapons systems.