Park roads in the Rocky Mountain National Park (Rocky Mountain National Park 1000 Highway 36 Estes Park, CO 80517-8397) in Colorado, United States. A wooden bridge on the Big Thompson Canyon. Water flowing from the Big Thompson River, a tributary of the South Platte River. Car passes by on the road beside the river. Cars driving along the winding Federal Aid Highway of the Rocky Mountain National Park.
Park roads in the Rocky Mountain National Park (Rocky Mountain National Park 1000 Highway 36 Estes Park, CO 80517-8397) in Colorado, United States. National Park Service constructs a new scenic highway inside the Rocky Mountain National Park. The Bureau of Public Roads supervises the construction of the highway within the national park. A ditch digger unloads soil into a horse drawn cart. Ditch digger moves and unload more soil. A scenic view of a lake on the road leading to the Fall River Pass.
Park roads in the Rocky Mountain National Park (Rocky Mountain National Park 1000 Highway 36 Estes Park, CO 80517-8397) in Colorado, United States. A car drives on the zig-zag mountain road leading up to Fall River Canyon within the national park built by the State of Colorado. Conifer trees grow in the mountainside. A car moves up the snowy mountainside in July. A car driving down a road. The United States flag waves on a flagpole on the summit of Fall River Pass. Men and women having a snowball fight on the summit of Fall River Pass.
Small explosion visible early on at the base of the United States Vanguard TV-3 (Vanguard Test Vehicle-Three) rocket. Smoke begins billowing out from the launch pad area. At launch, the rocket barely gains thrust, rising slightly above the launch umbilical tower (LUT), before it falls back downward. Dramatic slow motion capture as the conical nose of the rocket tips off and the area is engulfed in a fireball, initiated from an explosion at the base of the rocket. Thick cloud of black smoke remains after. The service structure is sprayed with water. During the beginning of the Space Race.
Medium tractor on proving ground, Aberdeen. Medium tractor T-31 moves over muddy terrain. Tractor moves over terrain with and without 4.5 caliber gun on M-1 carriage.
Mortar carrier T-21 circles the field at Aberdeen proving ground. It moves over rough and level terrain. Soldiers open rear door revealing mortar. Soldier climbs into the carrier and inspects grenades and other equipment. (Note: The 4.2" M2 heavy mortar recoil was hard on the halftrack chassis so the T-21 was cancelled and never adopted.) (World War II period).
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