It is known to have been originally owned and run by a Mr Maxwell, who also injected capital into and became one of the first co-directors of the EKCO Company in Southend.

[4] The ride cost in the region of £3 million and is located on the former Raging River Log Flume site.

The Sky Drop and Vortex rides were relocated to new positions in the park to make way.

[5] In September 2020, Adventure Island temporarily closed, following advice from Essex Police after a traveller encampment was set up in the nearby Kursaal car park.

[6] In an update on the company's Facebook page, Adventure Island told visitors that they had been "advised to close early due to traveller invasion!"

On 17 July 2023, Adventure Island decided not to host future Pride events after a controversial performance by drag queen Crystal.

The drag queen expressed disappointment, accusing corporations of exploiting Pride for profit.

Crystal defended the act, involving an angle grinder, stating it was similar to performances on shows like Britain's Got Talent or by pop stars like Lady Gaga.

Miller apologized for any offense caused and announced the park's decision not to participate in future Pride celebrations.