TunnelWalk & Rail Tour: Downtown Houston

In the Downtown Houston Tunnel System, the weather is always clear and cool and there are more than 100 places to eat.
Today's three-hour TunnelWalk & Rail Tour in downtown Houston features the Houston Pavilions, Discovery Green, One Park Place, the Shops at Houston Center, the Tunnel System, two sky lobbies -- one looking east and the other looking west for a panoramic view of the city, the Downtown Historic District, a short ride on MetroRail, Main Street Square, and Macy's.