Penn Farm in Cedar Hill state park - Texas
Located In 1854, John Anderson Penn settled in the Cedar mountains of Southwest Dallas County.
The remnants of the original farm still survive intact and includes buildings from that time through to the mid 1900's
Route 66 Conway, Texas - Slug Bug Ranch and Derelict Gas Station
Located East of Amarillo Texas at exit 96 on I-40 is the spiritual partner of the nearby Cadillac Ranch found approx 25 miles further East.
Adjacent to this is a derelict Shell gas station - July 2016
Route 66 - New Mexico / Arizona
Route 66 served as a major path for those who migrated west, especially during the Dust Bowl of the 1930s, and it supported the economies of the communities through which the road passed. It underwent many improvements and realignments over its lifetime, changing its path and overall length. U.S. 66 was officially removed from the United States Highway System on June 27, 1985 after it was decided the route was no longer relevant and had been replaced by the Interstate Highway System. Sept 2011
Salton Sea - California
The Salton Sea is located on the San Andreas Fault in Californias Imperial Valley. Like Death Valley it is below sea level by around 226 feet and is the largest lake in California. In the 1920s the Salton Sea was developed as a tourist attraction with moderate success, however due to a series of enviromental accidents many investors to the area left along with the tourists. Small communities still live in the area however much of the infrastructure here is in decline or been left to go derelict. Sept 2011
Here is a very good documentary explaining what happened
Plagues & Pleasures on the Salton Sea