I saw a traveller ___________ suitcase was lost at the airport.

The book ____________ pages are full of exercises is very useful for practice.

The Red Cross, __________ provides emergency aid around the world, has helped countless people in need.

I met a backpacker ___________ I shared stories with during my journey.

The Atlantic Ocean, __________ name comes from Greek mythology, is often called the "bridge" between Europe and America.

The beach resort ___________ we booked offered many activities.

The forest, __________ is home to many species, must be protected from logging.

I found a restaurant ___________ serves delicious traditional meals.

The jobs __________ require long hours can affect your personal life.

The volcano, __________ can erupt violently, is formed by the movement of tectonic plates.

I enjoyed the festival ___________ celebrated local traditions.

My sister, __________ loves to travel, joined us on our vacation to Italy.

The nature reserve, __________ has many walking paths, is a great place for nature lovers.

The person ____________ advice I follow helped me improve my pronunciation.

The summer, __________ most people take vacations, is the busiest travel season.

The airline, __________ has good reviews, offers free meals during the flight.

My friend __________ French is very good helps me practice speaking.

He met a traveler __________ had been to many countries.

The guide ___________ led our eco-tour was very passionate about nature.

The app ____________ my friend recommended helped me learn new words quickly.

The coral reef, which is home to thousands of species, are an important marine ecosystem.

The Grand Canyon whose I visited is one of the seven natural wonders of the world.

The Rainforest Action Network, which protect rainforests, works to stop deforestation.

The Amazon River, that is in South America, has a huge rainforest around it.

The hotel whose has a view of the beach was recommended by a friend.