You may be able to spot Orion's Belt & the Big Dipper from London and New York, but the glow of the Milky Way? You'll need to be somewhere a bit more remote for that -- like lunar-desert-on-Africa's-western-coast remote.
Other Great Outdoors in Hovenweep National Monument, UT, United States
It's speculated that several of the prehistoric buildings in the deserts of Hovenweep were designed in accordance with major celestial events including the summer solstice. Why they were built or how they were used remains a mystery.
As far back as 6,000 years ago, the residents of Ireland's Iveragh Peninsula, an area isolated on either side by the Kerry Mountain range and vast Atlantic Ocean, used stone formations to track solar and lunar cycles.
The world's largest dark-sky reserve sits in a high plateau ringed entirely by mountains on New Zealand's rugged South Island. Here, visitors can spot the Magellanic Clouds, satellite galaxies of the Milky Way visible only in the Southern Hemisphere.