The Galveston Island Railroad Museum
- Shearn Moody Plaza was the headquarters of the Gulf, Colorado and Santa Fe until the offices closed in 1964. The lobby is now turned a museum.
- http://www.galvestonrrmuseum.com/

Lone Star Flight Museum
- The museum houses collections of flyable WW2 aircraft. Includes location, events, aircraft gallery, membership information, and calendar.
- http://www.lsfm.org/

Galveston County Historical Museum
- Includes information on exhibits, hours opened, and short history.
- http://www.galveston.com/gchm

Mardi Gras Museum
- The Mardi Gras Museum is a tribute to past and present celebrations of an Island tradition begun in 1867. It houses historical costumes and memorabilia dating to 1876.
- http://www.galveston.com/mardigrasmuseum

Seawolf Park
- Home of USS Cavalla and USS Stewart.
- http://www.galveston.com/seawolfpark/

Texas Seaport Museum
- Texas Seaport Museum, a leader in maritime preservation and restoration, is home to the 1877 National Historic Landmark tall ship Elissa, and promotes genealogy research through its Galveston Immigration Database.
- http://www.tsm-elissa.org/

The Ocean Star Offshore Drilling Rig and Museum
- Tour the completely refurbished jackup drilling rig, absorb the day-to-day excitement of offshore drilling and production, marine transportation, environmental protection, construction, and pipelining.
- http://www.oceanstaroec.com/

Kemp's Ridley Sea Turtle Research Center
- The Laboratory was opened in 1958 by the NOAA, and began researching the Kemp's Ridley sea turtle and the Loggerhead sea turtle in 1978. The Laboratory is open for tours.
- http://galveston.ssp.nmfs.gov/galv/