Foursquare'de, Downtown Houston şehrinde tavsiye bırakılmış "O" harfiyle başlayan mekanlar

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  Official Coronet Club Queens' Court

  Harmony Bazaar, Houston, TX
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  Official Sweet Adelines International Harmony Classic Competition

  Houston, TX
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  Official The Overtone Society Booth

  Harmony Bazaar, Houston, TX
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  Official Young Singers Foundation Booth

  Harmony Bazaar, Houston, TX
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  Official Young Singers Foundation Silent Auction

  Harmony Bazaar, Houston, TX
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  One Allen Center Food Court

  500 Dallas St (in Tunnels), Houston, TX 77002
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  One City Center- Waste Management

  1021 Main St, Houston, TX 77002
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  One Shell Plaza

  910 Louisiana St (at McKinney), Houston, TX 77002
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  Osso & Kristalla

  1515 Texas St (Crawford), Houston, TX 77002
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  Otto's BBQ

  600 Travis St (Tunnel - Milam & Texas), Houston, TX 77002
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  Out to Lunch

  1111 Fannin St (Lamar), Houston, TX 77002
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  Oxheart Restaurant

  1302 Nance St (Richey St.), Houston, TX 77002