Below is an context that describes a sql query, paired with an question that provides further information. Write an answer that appropriately completes the request.  # noqa: E501
### Context:
CREATE TABLE routes (dst_apid VARCHAR); CREATE TABLE airports (apid VARCHAR)
### Question:
Find the number of routes whose destination airports are in Canada.
### Answer:
SELECT COUNT(*) FROM airports AS T1 JOIN routes AS T2 ON T1.apid = T2.dst_apid WHERE country = 'Canada'