Teesside Park Teesside Park Teesside Park is a retail superstore and leisure development in Thornaby-on-Tees, built in 1988. Located just off the A66 near the A66/A19 interchange, it is split between the unity authorities of Stockton-on-Tees (retail park) and Middlesbrough (leisure park) with the line of the "Old River Tees", which runs down the middle of the development, forming the boundary between the two authorities. The development has an eye-catching central building that was constructed in 2008. The Stockton-on-Tees section is within the town of Thornaby-on-Tees and is all located within the ceremonial county of North Yorkshire. The driving force behind its
County Borough of Teesside two-tier system of counties and districts. One of the new counties "Area No.4" was based on the Teesside conurbation. The county was eventually named Cleveland on the suggestion of several local authorities in the area. Originally it was intended that Teesside would continue as non-metropolitan district of Cleveland. Peter Walker, Secretary of State for the Environment stated in January 1972: "It would be wholly wrong... to divide again the County Borough of Teesside... it has made all its investment in a county borough of that size, and it would be wholly wrong to tear it to pieces." However, the boundaries