Simplify the following text for a Grade 6 native English-speaking person.
Original: In modern usage the space allows people to walk for recreational purposes ; esplanades are often on sea fronts , and allow walking whatever the state of the tide , without having to walk on the beach .
Simplified: This allows people to promenade along the sea , usually for recreational purposes . They can ignore state of the tide and do not have to walk on the beach .