A plural noun is needed after the adjective ‘most famous’ to refer to a group of people.

An adjective is needed to describe the noun ‘miles’. ‘Endless’ (from end) means having or seeming to have no end.

A noun is needed to function as the object of the preposition ‘than’, contrasting with ‘discover new trade routes’.

An adjective with a negative prefix is needed to describe ‘lands’ that have not been identified or familiarized.

A past tense verb is needed here. To ‘aspire’ means to direct one’s hopes or ambitions toward achieving something.

A base verb is required after the infinitive marker ‘to’.

A noun is required after the article ‘the’. ‘Severity’ (from severe) refers to the quality or state of being severe.

An adjective is needed to modify the noun ‘tools’. ‘Navigational’ relates to the science of navigation.

A past participle acting as an adjective is needed to describe land not yet recorded on a map.

An adverb is needed to modify the adjective ‘available’.

This noun refers to the second fifty-year period of the 19th century.

This word combines with ‘industry’ to describe the business of providing services for people on holiday.

This verb means to have enough money to be able to pay for something.

This logical connector is used to show the result or consequence of the previous statement.

This preposition or participle is used to indicate that the places possessed the quality of historical importance.

This preposition is used here to introduce specific examples of cities with historical importance.

This verb completes the phrasal verb ‘went on’ or describes the duration of the trip.

This word is part of the correlative conjunction ‘both… and…’, joining two parallel items.

This past tense verb indicates the logical consequence or implication of the previous situation.

This quantifier is used with ‘of’ to indicate a large amount of the uncountable noun ‘luggage’.