on-the-spot investigation

Richmond (a town in London, England) / Richmond (a town in Yorkshire, England) / Richmond (the capital city of Virginia) / Richmond (a city in Indiana) / Richmond (a city in Kentucky)

Norwich

to visit

solution, untie

fondue pot

match (device to make fire)

Kyūjitai form of 火薬

(Buddhism) a fiery chariot that brings sinners to hell; by extension, a form of torture using this vehicle / a burning fire in the shape of a wheel / Short for 火車婆 (kasha-baba): a powerful, evil old hag

boiler / furnace