Downtown San Antonio penthouse hits market at sky-high price of $3M

A downtown San Antonio penthouse that supplies spectacular views of the city is now on the market for $3 million. The 5,668-square-foot duplex penthouse, in The Alteza at 610 E. Market St., features five bedrooms and six bathrooms. A custom glass stairway connects the two floors of the penthouse. The Alteza, with 147 condos, is located above the Grand Hyatt San Antonio River Walk. The penthouse’s four balconies afford views of the River Walk, the…