A Traveler's Guide to the Planets Venus and Mercury

Temperatures on tiny Mercury can reach a blistering 800 degrees Fahrenheit. And on Venus, temperatures are hot enough to melt lead. Take in the sights on Mercury, where the planet's sunny side offers travelers a stunning view of solar flares as they work on their tans. A visit to our sister planet Venus' tortured scenery means diving into an atmosphere where acid smog eats bare metal for breakfast.