It could take millions to fix up the structure to your and the government's liking. (Watch for asbestos and lead-based paint.) You'll also need money for insurance, and that includes liability insurance for the rabid lighthouse fans that will show up wanting to climb the lighthouse tower.

FORBES: Magazine Article

These people provide a kind of human walkway, allowing the smaller, lighter members of the tower to climb up.

BBC: Human pyramids in Catalonia

Each group can be identified by its costume, particularly the colour of the shirts, while the cummerbund serves to protect the back and is gripped by castellers as they climb up the tower.

UNESCO: Culture