Fort Davis, Historic Site, Davis mountains State Park, McDonald Observatory, Texas,#BlogchatterA2Z This is not a popular destination, but a hidden gem. When I searched through places in Texas, I came across this place which has a lot of history. This place is famous for the remnants of a US Army post, which is a national historic site. This place is surrounded by Davis mountains and McDonald Observatory is just 20 mins away on a hilltop.