Photos: Astronauts in NYC! Final Shuttle Crew's Big Apple Tour

STS-135 Astronauts Watch Video Screen at American Museum of Natural History

AMNH/D. Finnin

The four astronauts of space shuttle mission STS-135 watch a giant video screen during a public appearance at the Museum of Natural History, New York City, August 15, 2011.

Children Speak to the STS-135 Astronauts at the American Museum of Natural History

AMNH/D. Finnin

Children speak to the STS-135 astronauts at the American Museum of Natural History, New York City, August 16, 2011.

STS-135 Astronauts Meet Mayor Bloomberg

Clara Moskowitz/SPACE.com

New York City Mayor Michael Bloomberg, right, greeted the STS-135 astronauts at the New York Hall of Science Aug. 17, 2011.

Final Shuttle Crew Meets Elmo

Clara Moskowitz/SPACE.com

The STS-135 astronauts shared the stage Aug. 17, 2011 with Sesame Street's Elmo, who asked them questions about life in space during the "What's Your Favorite Space?" event at New York's Eventi Hotel.

(Mini-) Golf in Queens with the Mayor and the STS-135 Astronauts

NASA/Paul E. Alers

STS-135 pilot Doug Hurley celebrates his putt while playing a hole of miniature golf with New York Mayor Michael Bloomberg, second from right, as NASA Deputy Administrator Lori Garver, Sandy Magnus, Rex Walheim and commander Chris Ferguson, left, look on at the Hall of Science, Wednesday, Aug. 18, 2011, in the Queens section of New York.

STS-135 Astronauts Tour Ground Zero

NASA/Paul E. Alers

New York Mayor Michael Bloomberg, center, talks about the construction around the site where the World Trade Center once stood to NASA Deputy Administrator Lori Garver, right, and members of the STS-135 crew including commander Chris Ferguson, left, mission specialist Rex Walheim, second right, and pilot Doug Hurley, rear, as they tour the area, Wednesday evening, Aug. 18, 2011, in New York.

STS-135 Astronauts Visit Fox News

NASA/Paul E. Alers

STS-135 commander Chris Fergeson, second from right, discusses the final mission of space shuttle Atlantis with hosts Gretchen Carlson, center, and Brian Kilmeade, far left, as pilot Doug Hurley, right, and mission specialists Rex Walheim and Sandy Magnus appear on the Fox News show, Wednesday, Aug. 18, 2011, at the News Corporation studios in New York.

Rex and Chris and Elmo

NASA/Paul E. Alers

STS-135 commander Chris Ferguson, center, shares a moment with Sesame Street's Elmo as mission specialist Rex Walheim looks on during a taping at the Eventi Hotel, Wednesday, Aug. 18, 2011, in New York. The astronauts from the final space shuttle mission were taping social media messages with Elmo.

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