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There is a huge Shivalinga in Kakinada, Andhra Pradesh, supposedly installed by Ravana himself, with a statue of Ravana nearby. Both Shivalinga and Ravana are worshiped by the fishermen community there.
Thousands of Kanyakubja Brahmins of the village Ravangram of Netaran, in the Vidisha District of Madhya Pradesh Rhys, perform daily puja (worship) in the Ravan temple and offer naivedyam / bhog (a ritual of sacrifice to the Gods. Centuries ago King Shiv Shankar built a Ravana temple at Kanpur, Uttar Pradesh. The Ravana temple is opened once in a year, on Dashehra Day, to perform puja for the welfare of Ravana.
A Jain temple in Alvar, Rajasthan is called the Ravan Parsvanath Temple. The legend says that Ravana used to worship Parsvanath daily. While Ravana was on tour to Alvar he realized that he forgot to bring the image of Parsvanath. Mandodari, Ravana's wife, is said to have made an image of Parsvanath immediately. And hence the Ravan Parsvanath temple at Alvar